The BMW 633 csi spans 1981–1984 with 0 recorded NHTSA recalls. It delivers up to 24 mpg combined and NHTSA-rated safety.
We're still compiling NHTSA safety, recall and owner-complaint data for the BMW 633 csi — its ForCar Reliability Score will appear once that data is in.
Overview
The BMW 633 csi is one of the most popular vehicles in its class, produced from 1981 to 1984 across multiple generations.
How to read a BMW 633 csi VIN — every digit explained
Every BMW 633 csi 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 BMW and the country it was built in (real BMW 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 633 csi.
- Serial (12–17) — the unique sequential production number.
- Germany3MF · 3MW · 5UM · WAP · WB1 · WB3
- USA4US · 5UX · 5YM
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 VIN is stamped on your 633 csi, see the complete guide to reading a VIN.
How many recalls does the BMW 633 csi have?
The BMW 633 csi has 0 recorded NHTSA recalls across 1981–1984. Pick a year below to see its recalls — then verify open recalls against your specific VIN.
Best and worst years for the BMW 633 csi
We're still compiling NHTSA owner-complaint history for the BMW 633 csi — best- and worst-year trends will appear here once that data is in.
What are the most common BMW 633 csi problems?
We're still compiling NHTSA owner-complaint data for the BMW 633 csi — the most-reported problems will appear here once that data is in.
Source: NHTSA owner complaints, all model years. Bar = share of total complaints. Full reports searchable on NHTSA.gov.
BMW 633 csi specifications & dimensions
The 1984 BMW 633 csi measures 194″ long on a 104″ wheelbase, with a curb weight near 3,479 lb. Full dimensions below — engine, horsepower and trim decode from your VIN. For the original factory build — MSRP, trim and standard equipment — rebuild the BMW 633 csi window sticker.
| Years | Length | Width | Height | Wheelbase | Curb weight |
|---|---|---|---|---|---|
| 1984 | 194″ | 68″ | 54″ | 104″ | 3,479 lb |
| 1981 | 193″ | 68″ | 54″ | 104″ | 3,441 lb |
Source: NHTSA vPIC / Transport Canada vehicle specifications. Metric values converted to imperial; generation ranges approximate.
BMW 633 csi cargo space, seating & interior room
How much the 633 csi holds — passengers and cargo. EPA measures its interior at 81 cu ft of passenger volume and 13 cu ft of cargo. Seating capacity and legroom vary by trim.
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.
BMW 633 csi 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 BMW 633 csi get?
The BMW 633 csi returns up to 24 combined MPG (EPA), which works out to roughly $2,600/yr in fuel. Pick an engine to see MPG, annual running cost and CO₂ by year:
The 1984 BMW 633 csi (2.7L 6-cyl) gets 21 mpg combined and costs about $2,950/yr to fuel.
| Year | City | Hwy | Comb | Fuel/yr | CO₂ g/mi | Smog | Engine |
|---|---|---|---|---|---|---|---|
| 1984 633 csi | 18 | 26 | $2,950 | — | — | 2.7L 6-cyl |
The 1984 BMW 633 csi (1.8L 4-cyl) gets 24 mpg combined and costs about $2,600/yr to fuel.
| Year | City | Hwy | Comb | Fuel/yr | CO₂ g/mi | Smog | Engine |
|---|---|---|---|---|---|---|---|
| 1984 633 csi | 21 | 27 | $2,600 | — | — | 1.8L 4-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 633 csi stacks up against the most fuel-efficient sedans, or calculate this 633 csi's real yearly fuel cost.
What engines does the BMW 633 csi have? Power & range
The BMW 633 csi is offered with 2 powertrains — 2.7L 6-cyl, 1.8L 4-cyl. Here's the lineup by engine, transmission and drivetrain.
| Engine | Displacement | Transmission | Drive | Fuel |
|---|---|---|---|---|
| V6 | 2.7L · 6-cyl | Manual 5-spd | — | Regular |
| 4-cyl | 1.8L · 4-cyl | Manual 5-spd | — | 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.
How much does a BMW 633 csi cost to own?
A BMW 633 csi tends to depreciate faster than average. A typical example keeps roughly 37% of its value after five years — losing about 63% to depreciation. Check what a used 633 csi is worth today or browse current used-market prices before you buy or sell. Fuel, maintenance and insurance add to the total cost to own.
| Age | Value retained | Est. resale value | Lost to depreciation |
|---|---|---|---|
| Year 1 | 75% | $22,500 | −$7,500 |
| Year 2 | 63% | $18,900 | −$11,100 |
| Year 3 | 53% | $15,900 | −$14,100 |
| Year 4 | 44% | $13,200 | −$16,800 |
| Year 5 | 37% | $11,100 | −$18,900 |
What goes into the five-year cost to own:
- Depreciation — the biggest cost: this 633 csi loses about 63% of its value over five years. See the full depreciation curve by age.
- Fuel — ≈ $13,000 over five years at roughly 15,000 miles a year.
- Maintenance & repairs — routine service, tires and wear items as the 633 csi 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.
Is the BMW 633 csi safe?
NHTSA crash-test ratings aren't published for the 633 csi yet — see the top-rated safest cars instead.
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How many miles does a BMW 633 csi last?
A well-maintained BMW 633 csi typically lasts 250,000–300,000+ miles. It's exceptionally durable — with routine maintenance many owners report 250k+ on the original powertrain.
Check your BMW 633 csi’s VIN — history, recalls & specs
Title records, open recalls, build details and paint code — straight from the VIN. Free.
Check this 633 csi’s VIN free →All BMW 633 csi model years
A year-by-year snapshot of the BMW 633 csi — recalls, best EPA fuel economy and NHTSA safety. Tap a year for full details.
| Year | Recalls | Best MPG | Safety |
|---|---|---|---|
| 1984 633 csi | 0 | — | |
| 1983 633 csi | 0 | — | |
| 1982 633 csi | 0 | — | |
| 1981 633 csi | 0 | — |
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 633 csi?
We're still compiling NHTSA owner-complaint history for the BMW 633 csi.
How many recalls does the 633 csi have?
0 recorded NHTSA recalls across 1981–1984. Always check open recalls by your VIN. See all BMW recalls and reliability across every model.
What MPG does the 633 csi get?
Up to 24 combined MPG (EPA), depending on engine — from the base 4-cylinder to the hybrid.
How many miles does a 633 csi last?
A well-maintained 633 csi typically reaches 200,000–300,000 miles with regular maintenance.
Is the 633 csi reliable?
We're still compiling NHTSA data for the BMW 633 csi — its ForCar Reliability Score will appear once that data is in.
What's the BMW 633 csi warranty?
New BMW models carry a 4 years / 50,000 miles basic (bumper-to-bumper) warranty and a 4 years / 50,000 miles powertrain warranty. Coverage can vary by model year and market — confirm with a BMW dealer.
Where is the BMW 633 csi made?
The assembly plant is encoded in the VIN — the 11th character. Decode your 633 csi's VIN above to see exactly where it was built; BMW may build it at more than one plant depending on the year.
How much does a 633 csi weigh?
The 633 csi's curb weight is around 3,479 lb. Its GVWR — the maximum loaded weight — decodes from the VIN.
How much ground clearance does the 633 csi 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.