2011 BMW 135I engine problems

11 owner complaints filed with NHTSA name the engine on the 2011 BMW 135I — 41% of all complaints for this model year.

Engine complaints

41%

share of all complaints

—

median reported incident mileage

1 / 0

crash / fire reports

What owners report

“BMW Series 135I2011 - Engine/Vanos bolts failed/failing! When it's started, you can total tell there is an issue with it...Car is basically NON-Drivable due to this condition due to safety concerns! The vin is not being covered by the recall due to but this is a SERIOUS issue! This needs to be…”
filed Sep 26, 2024
“Vehicle hesitates when pressing the accelerator when passing vehicles or merging into traffic on the highway nearly causing collision with other vehicles. Check engine light comes on when when vehicle is accelerating 99% of the time. When vehicle is stopped vehicle will try to surge forward…”
filed Jan 14, 2020

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

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
N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine has a loss of power; and the Service Engine Soon lamp is…
121412 · Service Bulletin/Repair Instructions · issued Jul 9, 2019