2008 BMW 335I problems & reliability
201 owner complaints filed with NHTSA for the 2008 BMW 335I, alongside 4 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
4 complaints report injuries (7 injured, 1 deaths reported).
Federal crash records (FARS 2020–2023): 2008 BMW 335I vehicles were involved in 14 fatal crashes with 11 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Fuel System, Gasoline | 50 | 25% |
| Air Bags | 43 | 21% |
| Electrical System | 35 | 17% |
| Engine | 26 | 13% |
| Fuel/propulsion System | 20 | 10% |
| Engine and Engine Cooling | 12 | 6% |
| Exterior Lighting | 9 | 4% |
| Power Train | 9 | 4% |
| Seat Belts | 9 | 4% |
| Service Brakes | 7 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 42,772 miles (middle 50% between 20,000 and 72,750 miles), based on 162 complaints that included mileage.
Complaints by incident year
What owners report
“"I am reporting a failed safety remedy by BMW of Macon regarding Recall 13V-044 (Battery Cable Connector). Following the recall service, the vehicle suffered a systemic digital failure and a legal odometer discrepancy of approximately 20,000 miles 73,547 to around 53,000k (The 53k miles was seen on the dash after the…”
Electrical System · filed Apr 26, 2026
“As of recently I've been smelling a gas smell after driving my vehicle. No matter the distance or time I smelled the odor of gas. I am a certified automotive technician, so I decided to diagnose the problem myself. I put my vehicle in the air and spotted a wet spot of gas on the bottom left side of my fuel tank. To…”
Fuel/propulsion System · filed Sep 29, 2024
“The engine and all electrical components including power steering spontaneously cutout while driving, usually while engine isnt being stressed at all, sometimes while idling. If the car is rolling, i have to restart the engine while driving and using manual power to steer. Obviously, this is a huge safety problem…”
Fuel/propulsion System · filed Apr 11, 2022
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
130 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2008 BMW 335I. The 10 most recent:
The basic conditions for initializing the power windows are not met.
B510819 · Service Bulletin/Repair Instructions · issued Jan 16, 2024
The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information…
B611305 · Service Bulletin/Repair Instructions · issued Jan 11, 2024
The footwell module (FRM) cannot be encoded after replacement.
B610322 · Service Bulletin/Repair Instructions · issued Mar 1, 2022
CLASS ACTION SETTLEMENT: N54/N54T/N55 ELECTRIC ENGINE COOLANT PUMP . With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered a nationwide settlement with the plaintiffs in the following class…
B011321 · Service Bulletin/Repair Instructions · issued May 1, 2021
CLASS ACTION SETTLEMENT: N54/N54T/N55 ELECTRIC ENGINE COOLANT PUMP . With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered a nationwide settlement with the plaintiffs in the following class…
B011321 · Service Bulletin/Repair Instructions · issued May 1, 2021
Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components…
B340414 · Service Bulletin/Repair Instructions · issued Apr 1, 2021
Discharged Battery Energy Diagnosis Must Be Performed: The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on…
B611305 · Service Bulletin/Repair Instructions · issued Oct 1, 2020
Power Reduction, FC2A82 Intake VANOS and/or FC2A87 Exhaust VANOS Camshaft Fault: The ?Service Engine Soon? (MIL) lamp is illuminated and engine power reduction is perceived. This situation can occur after driving for…
B110208 · Service Bulletin/Repair Instructions · issued Sep 1, 2020
Power Reduction FC2A82 Intake VANOS and/or FC2 A87 Exhaust VANOS Camshaft Fault: The "Service Engine Soon" (MIL) lamp is illuminated and engine power reduction is perceived. This situation can occur after driving for…
B110208 · Service Bulletin/Repair Instructions · issued Apr 1, 2020
SERVICE ACTION: N54T ENGINE - INSPECT AND REPLACE INJECTOR(S). The piezo-type fuel injectors may cause a rough running at start-up or rough running while at idle.
B130619 · Service Bulletin/Repair Instructions · issued Dec 1, 2019
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2008 BMW 335I has 4 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2008 BMW 335I?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 42,772 miles — budget accordingly if the car is approaching that mileage.