BMW 535 owners have reported 1 problem related to crankcase (pcv) (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of BMW 535 based on all problems reported for the 535.
Possible pcv malfunction. Intense plastic burning smell, smoke coming from front ac vents. Dealer unable to replicate issue, valve cover replaced under warranty. Issue persists. 2 vehicle inspections at same BMW dealer, were unable to identify burnt battery pcm as well. Occasional check engine light, gone after vehicle restart. Under hard acceleration burning plastic smell intensifies.
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