Everything NHTSA's vPIC database knows about this exact vehicle:
Decoding from NHTSA…
Vehicle history — accidents, title & owners
The decode above is what this vehicle is. For what it's been through — accidents, title brands, odometer, theft/total-loss and previous owners — pull a full history report.
NHTSA publishes the first 11 characters of the VIN with every complaint — that identifies the plant, model year, body and engine. So these are reports from cars built exactly like this one, not an average across the whole model.
3GNEK12ZX5G••••••2005 Chevrolet AVALANCHE 1500
This build draws 2.0× more complaints than the average 2005 Chevrolet AVALANCHE 1500 build (9 vs 5).
9on this build
95on the model
21builds in total
Most reportedService Brakes 2Hydraulic 2Tires 2Equipment 2
What owners of this build wrote
EngineOct 2015
Cylinder heads cracked due to poor casting (known issue by gm). This LED to coolant in the engine causing damage to lifters. Expected cost to fix is approximately $1,500 in parts up to $4,000 in labor
Air BagsApr 2014
I was on the highway at cruising speed and I happened to look down and my dit says service air bags and shortly after onstar calls me asking if everything was alright. I did some research and got LED in many different directions saying there was a recall for air bag sensors and…
Fuel/propulsion SystemSep 2012
Noticed a strong gas odor in the garage. I couldn't see any leakage until I started (pressurized the fuel lines). I noticed a braided area of the fuel lines that cross over each other, touching, which caused them to rub together creating a pin hole in each line. When…
Fuel SystemJul 2012
I have a 2005 avalanche that I was driving to work and I started to smell gas in the cab of the truck. When I arrived at work a co worker came over and stated your truck is leaking fluid. I got out of the truck and it was leaking gas all over the ground. I had just filled up the…
EquipmentJul 2009
The contact owns a 2005 chevrolet avalanche. The contact stated that the driver side vent would blow hot air when the air conditioner was activated. The vehicle was inspected by the dealer and they advised him that the door actuator needed to be replaced. The vehicle was…
Read all 9 complaints on this exact buildFull text, search by keyword, and the systems that fail most on cars built like yours.Unlock with Pro →
Owner complaints…
Now the whole model — all 21 builds of it, not just this build. Same NHTSA reports, wider net:
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Exact value for this VIN, adjusted for mileage
The original window sticker and factory options
Full research report as a PDF you can hand to a mechanic
Decoded via NHTSA vPIC. Recalls, complaints and safety from NHTSA; MPG from EPA fueleconomy.gov. Full history reports from our partner. VIN 3GNEK12ZX5G180339 · decoded Oct 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.