Check Engine Light and/or Engine Overheating on BMW 528i

Problem Description and Possible Solution

The thermostat may fail resulting in engine overheating and/or illumination of the Check Engine Light. Replacement of the thermostat along with a complete inspection of the cooling system will be necessary to correct this concern.

Overheating can cause severe engine damage. If the engine begins to overheat it is recommended to stop at the first available location and have your vehicle towed to a repair shop.

Problem Data
RepairPal Verified
Average mileage: 161,000 (110,000–212,000)
2 model years affected: 1999, 2000
8 people reported this problem
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Due to a faulty thermostat regulator sensor. My car began to overheat... Good thing I had it towed to the nearest shop...