The Isuzu Ascender spans 2003–2008 with 21 recorded NHTSA recalls and a 4.0/5 ForCar reliability score. The years to approach with caution are 2004, 2003, 2008 (most owner complaints); the cleanest are 2005, 2006, 2007. It delivers up to 16 mpg combined and NHTSA-rated safety.
Is the Isuzu Ascender a good car?
Short answer: yes, with the usual caveat about model years. Our score for the Isuzu Ascender is 4.0 out of 5, built from NHTSA crash-test results, how often it gets recalled and what owners actually complain about — not from reviews.
The complaint that comes up most is the electrical system — 43 of the 99 reports owners filed with NHTSA. If you're choosing a year, 2005, 2006, 2007 score best in our data, and 2004, 2003 worst.
This page describes the model. It can't tell you whether that car has an open recall, a rolled-back odometer or a branded title — for that, run its number through our free VIN check.
How we score: NHTSA crash-test safety (40%), recall frequency across all years (25%) and the share of owner complaints involving a crash, fire or injury (35%). Based on NHTSA & EPA data — not user reviews.
Overview
The Isuzu Ascender is one of the most popular vehicles in its class, produced from 2003 to 2008 across multiple generations.
How to read a Isuzu Ascender VIN — every digit explained
Every Isuzu Ascender carries a unique 17-character VIN stamped at the factory. Each position is a code — together they spell out where, when and how your car was built. Here's exactly what every digit means.
- WMI (1–3) — country & manufacturer. Tells you it's a Isuzu and the country it was built in (real Isuzu codes below).
- VDS (4–8) — model, body style, engine, trim & restraints. The 8th digit is the engine code.
- Check digit (9) — a math check that proves the VIN is genuine.
- Model year (10) — the year it was built (e.g. R = 2024, S = 2025).
- Plant (11) — which factory assembled this Ascender.
- Serial (12–17) — the unique sequential production number.
- JapanJ81 · J8Z · JAA · JAB · JAC · JAE
- USA4S1 · 4S2 · 4S6
- CanadaJ87
Digits 4–17 — the engine code (8th), model-year letter (10th) and plant — follow the universal SAE standard, identical on every car. For the full year-code table (2001–2026), country codes and where the number is stamped on your Ascender, see our free VIN decoder.
How many recalls does the Isuzu Ascender have?
The Isuzu Ascender has 21 recorded NHTSA recalls across 2003–2008. Pick a year below to see its recalls — then verify open recalls against your specific VIN.
2008 Isuzu Ascender recalls 1
Exterior Lighting:headlights
What's wrong. General Motors LLC (GM) is recalling certain model year 2007 Pontiac Grand Prix, 2006-2009 Buick LaCrosse, 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, 2006 Chevrolet Trailblazer EXT, GMC Envoy XL, 2006-2008 Isuzu Ascender, and Saab 9-7x vehicles. In the affected vehicles, the headlamp driver module (HDM) may overheat and fail, causing the headlamps and daytime running lights to not illuminate.
Risk. Headlamps that do not illuminate reduce the driver's ability to see the roadway and reduce the vehicle's visibility to oncoming vehicles, both of which increase the risk of a vehicle crash.
Fix. GM will notify owners, and dealers will replace the HDM, free of charge. The recall began on May 17, 2016. Owners may contact Buick customer service at 1-800-521-7300 or Pontiac customer service at 1-800-762-2737. GM's number for this recall is 14291.
2007 Isuzu Ascender recalls 4
Exterior Lighting:headlights
What's wrong. General Motors LLC (GM) is recalling certain model year 2007 Pontiac Grand Prix, 2006-2009 Buick LaCrosse, 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, 2006 Chevrolet Trailblazer EXT, GMC Envoy XL, 2006-2008 Isuzu Ascender, and Saab 9-7x vehicles. In the affected vehicles, the headlamp driver module (HDM) may overheat and fail, causing the headlamps and daytime running lights to not illuminate.
Risk. Headlamps that do not illuminate reduce the driver's ability to see the roadway and reduce the vehicle's visibility to oncoming vehicles, both of which increase the risk of a vehicle crash.
Fix. GM will notify owners, and dealers will replace the HDM, free of charge. The recall began on May 17, 2016. Owners may contact Buick customer service at 1-800-521-7300 or Pontiac customer service at 1-800-762-2737. GM's number for this recall is 14291.
Visibility:power Window Devices And Controls
What's wrong. General Motors LLC (GM) is recalling certain model year 2005-2007 SAAB 9-7x; 2006 Chevrolet Trailblazer EXT and GMC Envoy XL; and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier and Isuzu Ascender vehicles. Fluid may enter the driver's door master power window switch module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. GM will notify owners, and dealers will inspect the part number on the door module, and install a new door module if necessary, free of charge. Parts for the remedy are not currently available. An interim letter was mailed to owners in August 2014. A second owner letter will be mailed when parts are available. Owners may contact GM customer service at 1-800-521-7300 (Buick), 1-800-222-1020 (Chevrolet), 1-800-462-8782 (GMC), 1-800-955-9007 (SAAB), and 1-800-255-6727 (Isuzu). GM's number for this recall is 14309. NOTE: This recall provides a new remedy for all vehicles covered by recall 13V-248. Vehicles whose modules were modified but not replaced as part of the previous recall remedy must have their vehicles remedied again under this campaign.
Electrical System
What's wrong. General Motors (GM) is recalling certain model year 2006 Chevrolet Trailblazer EXT and GMC Envoy XL and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, SAAB 9-7x, and Isuzu Ascender vehicles, originally sold or currently registered in Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. Fluid may enter the driver's door module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. Parts for this recall are expected to available in March 2013. GM will notify Buick, Chevrolet, and GMC owners when parts are available. Buick owners may contact the owner center at 1-800-521-7300, Chevrolet owners at 1-866-694-6546, and GMC owners at 1-866-996-9463. Isuzu owners will be notified by Isuzu Motors when parts are available. Owners may contact Isuzu customer service at 1-800-255-6727. SAAB owners will be notified by SAAB Cars North America when parts are available and for inquiries, owners may call SAAB customer service at 1-800-955-9007.
Electrical System
What's wrong. General Motors (GM) is recalling certain model year 2005-2007 SAAB 9-7x; 2006 Chevrolet Trailblazer EXT and GMC Envoy XL; and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier and Isuzu Ascender vehicles. Fluid may enter the driver's door module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. Owners will be contacted and dealers will test the driver's door module. If the module is functioning properly, a protective coating will be applied. If the module is not functioning properly, it will be replaced. These repairs will be done free of charge. GM will notify Buick, Chevrolet, and GMC owners, Isuzu and Saab will contact their respective owners. The recall began on August 2, 2013. Buick owners may contact the owner center at 1-800-521-7300, Chevrolet owners at 1-866-694-6546, GMC owners at 1-866-996-9463, Isuzu owners at 1-800-255-6727, and Saab owners at 1-800-955-9007. GM's campaign number is 12180. This recall is an expansion of recall 12V-406.
2006 Isuzu Ascender recalls 6
Steering:hydraulic Power Assist:hose, Piping, And Connections
What's wrong. CERTAIN PASSENGER VEHICLES MAY HAVE BEEN BUILT WITH A POWER STEERING HOSE THAT IS NOT TO SPECIFICATION. UNDER EXTREME STEERING MANEUVERS, SUCH AS TURNING THE STEERING WHEEL FULLY TO THE LEFT OR RIGHT WHILE BRAKING, THE HOSE MAY FRACTURE AND LEAK FLUID.
Risk. IF THIS WERE TO OCCUR, POWER STEERING ASSIST WOULD BE LOST AND INCREASED STEERING EFFORT WOULD BE REQUIRED. ON VEHICLES EQUIPPED WITH HYDRO-BOOST POWER BRAKES, IT COULD ALSO RESULT IN LOSS OF POWER BRAKE ASSIST AND INCREASED BRAKING EFFORT WOULD BE REQUIRED. IF THE POWER STEERING FLUID SPRAY WERE TO SPRAY ONTO HOT ENGINE PARTS, AN ENGINE COMPARTMENT FIRE COULD OCCUR.
Fix. DEALERS WILL INSPECT THE POWER STEERING HOSE(S) FOR TWO SUSPECT DATE CODES AND REPLACE THEM IF REQUIRED. THE RECALL WILL BEGIN ON OCTOBER 14, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, ISUZU AT 1-800-255-6727, OR HUMMER AT 1-800-732-5493.
Equipment:other:labels
What's wrong. CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.
Risk. A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COULD RESULT IN A TIRE FAILURE, INCREASING THE RISK OF A CRASH.
Fix. OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTION, A DEALER CAN INSTALL THE LABEL FOR THEM. THE RECALL BEGAN ON MARCH 31, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, HUMMER AT 1-800-732-5493, PONTIAC AT 1-800-620-7668, SATURN AT 1-800-972-8876, OR ISUZU AT 1-800-255-6727.
Exterior Lighting:headlights
What's wrong. General Motors LLC (GM) is recalling certain model year 2007 Pontiac Grand Prix, 2006-2009 Buick LaCrosse, 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, 2006 Chevrolet Trailblazer EXT, GMC Envoy XL, 2006-2008 Isuzu Ascender, and Saab 9-7x vehicles. In the affected vehicles, the headlamp driver module (HDM) may overheat and fail, causing the headlamps and daytime running lights to not illuminate.
Risk. Headlamps that do not illuminate reduce the driver's ability to see the roadway and reduce the vehicle's visibility to oncoming vehicles, both of which increase the risk of a vehicle crash.
Fix. GM will notify owners, and dealers will replace the HDM, free of charge. The recall began on May 17, 2016. Owners may contact Buick customer service at 1-800-521-7300 or Pontiac customer service at 1-800-762-2737. GM's number for this recall is 14291.
Visibility:power Window Devices And Controls
What's wrong. General Motors LLC (GM) is recalling certain model year 2005-2007 SAAB 9-7x; 2006 Chevrolet Trailblazer EXT and GMC Envoy XL; and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier and Isuzu Ascender vehicles. Fluid may enter the driver's door master power window switch module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. GM will notify owners, and dealers will inspect the part number on the door module, and install a new door module if necessary, free of charge. Parts for the remedy are not currently available. An interim letter was mailed to owners in August 2014. A second owner letter will be mailed when parts are available. Owners may contact GM customer service at 1-800-521-7300 (Buick), 1-800-222-1020 (Chevrolet), 1-800-462-8782 (GMC), 1-800-955-9007 (SAAB), and 1-800-255-6727 (Isuzu). GM's number for this recall is 14309. NOTE: This recall provides a new remedy for all vehicles covered by recall 13V-248. Vehicles whose modules were modified but not replaced as part of the previous recall remedy must have their vehicles remedied again under this campaign.
Electrical System
What's wrong. General Motors (GM) is recalling certain model year 2006 Chevrolet Trailblazer EXT and GMC Envoy XL and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, SAAB 9-7x, and Isuzu Ascender vehicles, originally sold or currently registered in Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. Fluid may enter the driver's door module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. Parts for this recall are expected to available in March 2013. GM will notify Buick, Chevrolet, and GMC owners when parts are available. Buick owners may contact the owner center at 1-800-521-7300, Chevrolet owners at 1-866-694-6546, and GMC owners at 1-866-996-9463. Isuzu owners will be notified by Isuzu Motors when parts are available. Owners may contact Isuzu customer service at 1-800-255-6727. SAAB owners will be notified by SAAB Cars North America when parts are available and for inquiries, owners may call SAAB customer service at 1-800-955-9007.
Electrical System
What's wrong. General Motors (GM) is recalling certain model year 2005-2007 SAAB 9-7x; 2006 Chevrolet Trailblazer EXT and GMC Envoy XL; and 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier and Isuzu Ascender vehicles. Fluid may enter the driver's door module, causing corrosion that could result in a short in the circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. The short may also cause overheating, which could melt components of the door module, producing odor, smoke, or a fire.
Risk. A short in the circuit board could lead to a fire, increasing the risk of personal injury. A fire could occur even while the vehicle is not in use. As a precaution, owners are advised to park outside until the remedy has been made.
Fix. Owners will be contacted and dealers will test the driver's door module. If the module is functioning properly, a protective coating will be applied. If the module is not functioning properly, it will be replaced. These repairs will be done free of charge. GM will notify Buick, Chevrolet, and GMC owners, Isuzu and Saab will contact their respective owners. The recall began on August 2, 2013. Buick owners may contact the owner center at 1-800-521-7300, Chevrolet owners at 1-866-694-6546, GMC owners at 1-866-996-9463, Isuzu owners at 1-800-255-6727, and Saab owners at 1-800-955-9007. GM's campaign number is 12180. This recall is an expansion of recall 12V-406.
2005 Isuzu Ascender recalls 1
Visibility:windshield
What's wrong. CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 212, 'WINDSHIELD MOUNTING.' THE WINDSHIELD URETHANE BEAD MAY NOT HAVE ADHERED TO THE BODY IN CERTAIN AREAS DURING THE CURE PROCESS.
Risk. IF A CRASH OCCURS, THE WINDSHIELD MAY NOT BE RETAINED, INCREASING THE RISK OF INJURY TO A VEHICLE OCCUPANT.
Fix. DEALERS WILL REPLACE THE WINDSHIELD FREE OF CHARGE. THE RECALL BEGAN ON MARCH 10, 2005. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CHEVROLET AT 1-800-630-2438, OR GMC AT 1-866-996-9463.
2004 Isuzu Ascender recalls 1
Exterior Lighting:turn Signal
What's wrong. ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.
Risk. THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.
Fix. DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.
2003 Isuzu Ascender recalls 5
Equipment:other:owners/service/other Manual
What's wrong. CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 225, "CHILD RESTRAINT ANCHORAGE SYSTEM." THE OWNER'S MANUAL DOES NOT EXPLAIN THE MEANING OF THE LOCATION SYMBOLS FOR THE LOWER UNIVERSAL ANCHORAGE SYSTEM.
Risk. THIS DOES NOT COMPLY WITH THE STANDARD.
Fix. OWNERS WILL BE PROVIDED WITH A SUPPLEMENT FOR THEIR OWNER'S MANUAL. IT DESCRIBES AND SHOWS THE LOCATION SYMBOLS FOR THE CHILD RESTRAINT ANCHORS THAT ARE LOCATED IN THE VEHICLE. OWNER NOTIFICATION BEGAN AUGUST 15, 2003. OWNERS SHOULD CONTACT ISUZU AT 1-800-255-6727.
Power Train:automatic Transmission
What's wrong. CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 114, "THEFT PROTECTION." THESE VEHICLES ARE EQUIPPED WITH A MECHANICAL OVERRIDE THAT COULD ALLOW THE IGNITION KEY TO BE REMOVED WITH THE SHIFT LEVER IN A POSITION OTHER THAN PARK. IN ADDITION, THESE VEHICLES HAVE AN OVERRIDE THAT CAN ALLOW THE TRANSMISSION TO BE SHIFTED OUT OF PARK WITH THE IGNITION IN THE OFF POSITION.
Risk. THESE OVERRIDES ARE NOT PERMITTED UNLESS THE VEHICLE HAS A LOCKING STEERING COLUMN.
Fix. DEALERS WILL ELIMINATE THESE CONDITIONS BY DISABLING THE OVERRIDES. OWNER NOTIFICATION BEGAN JUNE 13, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT ISUZU AT 1-800-255-6727.
Visibility:windshield Wiper/washer
What's wrong. CERTAIN SPORT UTILITY VEHICLES HAVE WINDSHIELD WIPER SYSTEMS THAT WILL NOT TURN ON, CEASE OPERATION WHILE IN USE, FAIL TO TURN OFF/ON BY THEMSELVES (MOISTURE SENSITIVE WIPER SYSTEM), OR HAVE CONTINUOUS WINDSHIELD WASHER PUMP OPERATION BECAUSE THE PRESENCE OF WATER WITHIN THE WIPER MODULES CAN EITHER CAUSE A SHORT CIRCUIT OR CAN LEAD TO THE CORROSION OF COMPONENTS WITHIN THE MODULE.
Risk. DEPENDING ON THE OCCURRENCE AND WEATHER SITUATION, DRIVER VISIBILITY COULD BE REDUCED, WHICH COULD RESULT IN A CRASH.
Fix. DEALERS WILL REPAIR THE WINDSHIELD WIPER SYSTEM ASSEMBLY. THE RECALL BEGAN ON JULY 15, 2004. OWNERS SHOULD CONTACT ISUZU AT 1-800-255-6727.
Latches/locks/linkages:doors:latch
What's wrong. CERTAIN SPORT UTILITY VEHICLES HAVE A REAR SIDE CLOSURE LATCH THAT MAY NOT LATCH OR UNLATCH DUE TO CORROSION CAUSED BY ROAD SPLASH, SUCH AS WATER AND ROAD SALT. THESE VEHICLES WERE ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA.
Risk. IF THE DOOR IS NOT LATCHED PROPERLY AND IT GOES UNNOTICED, IT MAY OPEN WHILE THE VEHICLE IS IN MOTION. IF AN UNBELTED OCCUPANT FELL OUT OF THE VEHICLE, PERSONAL INJURIES COULD OCCUR.
Fix. DEALERS WILL INSTALL A SEAL ALONG THE LOWER PART OF THE ROCKER PANEL TO PREVENT INTRUSION OF CORROSIVE MATERIAL, AND INSPECT THE REAR SIDE CLOSURE LATCHES. FUNCTIONAL LATCHES WILL BE CLEANED AND LUBRICATED. NON-FUNCTIONING LATCHES WILL BE REPLACED. THE RECALL BEGAN ON FEBRUARY 24, 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, OR ISUZU AT 1-800-255-6727.
Exterior Lighting:turn Signal
What's wrong. ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.
Risk. THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.
Fix. DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.
Best and worst years for the Isuzu Ascender
Based on NHTSA owner-complaint volume across 6 tracked years, the worst years are 2004, 2003, 2008 and the best (fewest complaints) are 2005, 2006, 2007.
ForCar aggregate — our own analysis of complaint volume, not published by NHTSA.
| Year | Owner complaints | Top issue | Verdict |
|---|---|---|---|
| 2003 Ascender | Electrical System | Avoid | |
| 2004 Ascender | Electrical System | Avoid | |
| 2005 Ascender | — | Best | |
| 2006 Ascender | — | Best | |
| 2007 Ascender | — | Best | |
| 2008 Ascender | — | Avoid |
What are the most common Isuzu Ascender problems?
The most-reported Isuzu Ascender problems are Other (3 reports), Seats (1 reports) and Tires (4 reports) — out of 99 owner complaints NHTSA holds for the model. Here's how they break down:
Most-reported components — tap a category to read what owners actually experienced:
Source: NHTSA owner complaints, all model years. Bar = share of total complaints. Full reports searchable on NHTSA.gov.
Isuzu Ascender specifications & dimensions
The 2003 Isuzu Ascender measures 207″ long on a 129″ wheelbase, with a curb weight near 4,837 lb. Full dimensions below — engine, horsepower and trim decode from your VIN. For the original factory build — MSRP, trim and standard equipment — rebuild the Isuzu Ascender window sticker.
| Years | Length | Width | Height | Wheelbase | Curb weight |
|---|---|---|---|---|---|
| 2003 | 207″ | 75″ | 77″ | 129″ | 4,837 lb |
Source: NHTSA vPIC / Transport Canada vehicle specifications. Metric values converted to imperial; generation ranges approximate.
Isuzu Ascender cargo space, seating & interior room
How much the Ascender holds — passengers and cargo. Seating, cargo and interior dimensions vary by trim and seat configuration — decode your VIN for the exact build.
Exact seating capacity, third-row availability, legroom and headroom decode from your VIN or vary by trim — the original factory equipment & options list shows what each trim included.
Passenger & cargo volume from EPA fueleconomy.gov (largest configuration). Seats, legroom and headroom from NHTSA vPIC on VIN decode.
Isuzu Ascender tire size, oil type & owner specs
The fitment owners look up most — tires, wheels, oil and batteries. Exact wheel and tire sizes decode from your VIN or the driver's door-jamb placard; the universal items are listed below.
Exact tire, wheel, oil grade, capacity and battery group are added per trim and model year — decode your VIN above for the factory fitment. Universal items shown as-is.
What MPG does the Isuzu Ascender get?
The Isuzu Ascender returns up to 16 combined MPG (EPA), which works out to roughly $3,900/yr in fuel. Pick an engine to see MPG, annual running cost and CO₂ by year:
The 2008 Isuzu Ascender (4.2L 6-cyl) gets 16 mpg combined and costs about $3,900/yr to fuel, emitting 555 g/mi CO₂ (smog 6/10) — about $8,500 more than the average new vehicle over 5 years.
| Year | City | Hwy | Comb | Fuel/yr | CO₂ g/mi | Smog | Engine |
|---|---|---|---|---|---|---|---|
| 2008 Ascender | 14 | 20 | $3,900 | 555 | 6/10 | 4.2L 6-cyl | |
| 2007 Ascender | 14 | 20 | $3,900 | 555 | 6/10 | 4.2L 6-cyl | |
| 2006 Ascender | 14 | 20 | $3,900 | 555 | 6/10 | 4.2L 6-cyl | |
| 2005 Ascender | 14 | 20 | $3,900 | 555 | 5/10 | 4.2L 6-cyl | |
| 2004 Ascender | 14 | 19 | $3,900 | 555 | — | 4.2L 6-cyl | |
| 2003 Ascender | 14 | 19 | $3,900 | 555 | — | 4.2L 6-cyl |
The 2007 Isuzu Ascender (5.3L 8-cyl) gets 16 mpg combined and costs about $3,900/yr to fuel, emitting 555 g/mi CO₂ (smog 5/10) — about $8,500 more than the average new vehicle over 5 years.
| Year | City | Hwy | Comb | Fuel/yr | CO₂ g/mi | Smog | Engine |
|---|---|---|---|---|---|---|---|
| 2007 Ascender | 14 | 19 | $3,900 | 555 | 5/10 | 5.3L 8-cyl | |
| 2006 Ascender | 14 | 19 | $3,900 | 555 | — | 5.3L 8-cyl | |
| 2005 Ascender | 13 | 19 | $4,150 | 592 | — | 5.3L 8-cyl | |
| 2004 Ascender | 14 | 18 | $3,900 | 555 | 1/10 | 5.3L 8-cyl | |
| 2003 Ascender | 14 | 18 | $4,150 | 592 | — | 5.3L 8-cyl |
Source: EPA fuel-economy database (ForCar-hosted, 1986–2027) — best combined rating per engine & year, with EPA annual fuel cost and tailpipe CO₂. Trim & drivetrain vary slightly; decode your VIN for the exact figure.
See how the Ascender stacks up against the most fuel-efficient SUVs, or calculate this Ascender's real yearly fuel cost.
What engines does the Isuzu Ascender have? Power & range
The Isuzu Ascender is offered with 2 powertrains — 4.2L 6-cyl, 5.3L 8-cyl. Here's the lineup by engine, transmission and drivetrain.
| Engine | Displacement | Transmission | Drive | Fuel |
|---|---|---|---|---|
| V6 | 4.2L · 6-cyl | Automatic 4-spd | RWD | Regular |
| V8 | 5.3L · 8-cyl | Automatic 4-spd | 4-Wheel or All-Wheel Drive | Regular |
Horsepower, torque and fuel-tank size decode from your VIN — exact figures vary by engine and trim.
Source: EPA fueleconomy.gov (engines, drivetrain, range, charge time). Horsepower & torque from NHTSA vPIC on VIN decode.
Can a Isuzu Ascender tow? Towing & payload
As an SUV, the Isuzu Ascender is built to tow and haul. The exact maximum towing capacity and payload depend on the engine, drivetrain and whether it has the factory tow package.
What sets your Ascender's tow & payload rating:
- Engine — a larger or turbocharged engine tows more than the base unit.
- Drivetrain & axle — 4WD/AWD and the axle ratio shift the rating.
- Tow package — the factory towing package (hitch, wiring, transmission cooler) raises the max.
- Payload & GVWR — GVWR caps the combined load; more passengers and cargo lower how much you can tow.
Exact towing capacity, payload and GVWR are added per engine, drivetrain and trim — decode your VIN above, or check the driver's door-jamb and hitch labels. Curb weight from vehicle specifications.
How much does a Isuzu Ascender cost to own?
A Isuzu Ascender depreciates at about an average rate. A typical example keeps roughly 46% of its value after five years — losing about 54% to depreciation. Fuel, maintenance and insurance add to the total cost to own.
| Age | Value retained | Est. resale value | Lost to depreciation |
|---|---|---|---|
| Year 1 | 80% | $24,000 | −$6,000 |
| Year 2 | 70% | $21,000 | −$9,000 |
| Year 3 | 61% | $18,300 | −$11,700 |
| Year 4 | 53% | $15,900 | −$14,100 |
| Year 5 | 46% | $13,800 | −$16,200 |
What goes into the five-year cost to own:
- Depreciation — the biggest cost: this Ascender loses about 54% of its value over five years. See the full depreciation curve by age.
- Fuel — ≈ $19,500 over five years at roughly 15,000 miles a year.
- Maintenance & repairs — routine service, tires and wear items as the Ascender ages.
- Insurance — varies by driver, state and trim; get a quote for your exact figure.
Resale & depreciation are ForCar estimates from typical segment value-retention curves — not a live market quote. Fuel from EPA fueleconomy.gov at ~15k mi/yr.
How much is a Isuzu Ascender to insure?
A Isuzu Ascender costs about $1,179 a year to insure for a typical driver on full coverage — roughly 18% below the average car. That's from its real HLDI insurance-loss index (82, where 100 = average car); your own rate moves with state, age, record and coverage.
Estimate = US-average premium × the Ascender's HLDI loss index. See Isuzu insurance cost by model, cost by state, or compare any car.
Is the Isuzu Ascender safe?
NHTSA crash-test ratings aren't published for the Ascender yet — see the top-rated safest cars instead.
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How many miles does a Isuzu Ascender last?
A well-maintained Isuzu Ascender typically lasts 250,000–300,000+ miles. It's exceptionally durable — with routine maintenance many owners report 250k+ on the original powertrain. Its ForCar Reliability Score is 4.0/5.
Check your Isuzu Ascender’s VIN — history, recalls & specs
Title records, open recalls, build details and paint code — straight from the VIN. Free.
Check this Ascender’s VIN free →All Isuzu Ascender model years
A year-by-year snapshot of the Isuzu Ascender — recalls, best EPA fuel economy and NHTSA safety. Tap a year for full details.
| Year | Recalls | Best MPG | Safety |
|---|---|---|---|
| 2008 Ascender | 1 recall | — | |
| 2007 Ascender | 4 recalls | — | |
| 2006 Ascender | 6 recalls | — | |
| 2005 Ascender | 2 recalls | — | |
| 2004 Ascender | 3 recalls | — | |
| 2003 Ascender | 5 recalls | — |
Recalls = NHTSA campaigns that year · MPG = best EPA combined · Safety = NHTSA overall stars (tested years).
Frequently asked questions
What are the worst years for the Ascender?
By owner-complaint volume, 2004, 2003, 2008 drew the most reports. 2005, 2006, 2007 have the cleanest records.
How many recalls does the Ascender have?
21 recorded NHTSA recalls across 2003–2008. Always check open recalls by your VIN. See all Isuzu recalls and reliability across every model.
What MPG does the Ascender get?
Up to 16 combined MPG (EPA), depending on engine — from the base 4-cylinder to the hybrid.
How many miles does a Ascender last?
A well-maintained Ascender typically reaches 200,000–300,000 miles with regular maintenance.
Is the Ascender reliable?
Our ForCar Reliability Score for the Ascender is 4.0/5, based on NHTSA safety, recall history and complaint severity.
What's the Isuzu Ascender warranty?
New Isuzu models carry a 3 years / 36,000 miles basic (bumper-to-bumper) warranty and a 5 years / 60,000 miles powertrain warranty. Coverage can vary by model year and market — confirm with a Isuzu dealer.
Where is the Isuzu Ascender made?
The assembly plant is encoded in the VIN — the 11th character. Decode your Ascender's VIN above to see exactly where it was built; Isuzu may build it at more than one plant depending on the year.
How much ground clearance does the Ascender have?
Ground clearance varies by trim and drivetrain — AWD/4WD versions often sit higher. Decode your VIN or check the specific trim for the exact figure.