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2010 BMW

135i Convertible

Auto (S6), 6 cyl, 3.0 L, Turbo

BMW 135i: best and worst years
2010 BMW 135i Convertible

Closest available photo (2012 model year); you're viewing the 2010.

2012 photoCalreyn88CC BY-SA 4.0via Wikimedia Commons

Reported problems NHTSA record NHTSA owner complaints, model year

  • FUEL SYSTEM, GASOLINE44%
  • AIR BAGS13%
  • ELECTRICAL SYSTEM13%
  • VISIBILITY13%
  • EQUIPMENT6%
  • FUEL SYSTEM, OTHER6%

Source: NHTSA owner complaints, 16 total.

BMW 135i: best and worst years

Federal investigations NHTSA record NHTSA defect investigations, model year

  • EA21002Openopened Sep 17, 2021AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

    Desiccated Air Bag Inflator Rupture

Known issues manufacturer service bulletins, model year

78 service bulletins filed with NHTSA for this model year

  • Jan 11, 2024ELECTRICAL SYSTEMB611305

    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 for the dealer on how to handle “discharged battery” complaints.

  • May 1, 2021FUEL SYSTEM, GASOLINEB011321

    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 action: Oliver, et al v. BMW NA, et al

  • Apr 1, 2021SERVICE BRAKES, AIR:DISCB340414

    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 (less than 212 degrees F) increases the likelihood of cracks to form.

  • Sep 1, 2020ENGINE AND ENGINE COOLINGB110208

    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 some time with the engine at full operating temperature. If theignition is cycled, the engine then usually performs normally.

  • Jul 12, 2019EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)651512

    Service Action: CIC - Install Navigation Road Map Database 2013. Before delivering affected vehicles to the customer, the Car Information Computer (CIC) road map database 2013 must be installed onto the CIC internal Hard Disc Drive (HDD).

  • Jul 10, 2019ELECTRICAL SYSTEM613312

    "Erroneous CC Message "Remote control! Do not switch off the engine" is Displayed. An erroneous CC message, "Remote control!" " Do not switch off the engine" is displayed in the Central Information Display (CID). The engine can still be started, even with the CC message displayed. CAUSE: Car Access System (CAS) software error"

  • Jul 10, 2019EQUIPMENT541409

    Wear Marks on the C-pillar Area of the Soft Top Canvas. Wear marks may form on the soft top cover in the C-pillar area, above or below the canvas seam and or along the seam. These wear marks may be visible on one or both sides and are generally less than 4mm in diameter. They are first visible as a smooth spot on the cover, and progress to a white mark. In severe cases, a hole could form in the cover material. 1. Improper limit spacing between the soft top cover and the soft top frame when fold

  • Jul 10, 2019EQUIPMENT ADAPTIVE/MOBILITY540810

    Convertible Top Does Not Open Properly. When opening the convertible top, the interior cover flap remains open. CAUSE: The cable for the flap operation is either kinked or dislodged.

  • and 70 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
4 yr / 50k mi
Roadside assistance
4 yr
Maintenance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Source: bmwusaservice.com as of 2026-06

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.