2021 BMW 740LI technical service bulletins
19 technical service bulletins and manufacturer communications cover the 2021 BMW 740LI.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- One or more of the LED daytime running lights are dim or discolored.
- The basic conditions for initializing the power windows are not met.
- The electrical system of BMW vehicles has been subject to an ongoing development process over the last few...
- At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking,...
- A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP)...
- The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3)....
- Situation
- Engine will crank but not start
- Customers may state that the alarm system (DWA) is not active after locking their unoccupied vehicle
- Pressure control valve (PCV) extended ltd wty 15 years/150,000 miles
- A thumping sound is heard when the window reaches the closing end stop.
- The carpet welcome light(s) turns on either after a delay, or does not function at all.
- Moisture is visible in one or both of the Daytime Running Light (DRL) headlights.
- Popping sound at the top of the c-pillar
- Engine Variants Updated.
- The sound output intermittently drops out entirely
- Component-Specific Limited Warranty Extension For the eligible vehicles, BMW of North America, LLC (BMW...
- Failure of the electric steering column adjustment at higher cabin temperature
- GROANING NOISE DURING HEIGHT ADJUSTMENT OF THE ELECTRIC STEERING COLUMN: A groaning type noise is heard...
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