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WBAEC8403G0612870
Vehicle Summary
The 1986 BMW 635CSi is a classic coupe from the renowned 6-Series, featuring a robust 3.4-liter inline-6 engine that delivers 182 horsepower. Manufactured by BMW AG in Dingolfing, Germany, this vehicle is equipped with a 2-door body style and an automatic transmission. Known for its elegant design and performance, it runs on gasoline and offers a luxurious driving experience typical of BMW's engineering excellence of that era.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
Older BMW engines, including the 1986 635CSi, are known for developing oil leaks over time, often from the valve cover gasket, oil pan gasket, or rear main seal.
Cooling system failures
The cooling system components such as the radiator, water pump, and hoses can wear out and fail, leading to overheating issues.
Electrical issues
Electrical problems, including faulty wiring and malfunctioning sensors, can be common in older BMW models.
Timing chain wear
The timing chain and related components can wear out, causing rattling noises and potential engine damage if not addressed.
Fuel system problems
Issues with the fuel injection system, such as clogged injectors or a failing fuel pump, can lead to poor engine performance.
Vacuum leaks
Vacuum hoses and seals can become brittle and crack, leading to vacuum leaks that affect engine performance and idle quality.
Worn engine mounts
Engine mounts can wear out over time, leading to increased engine vibration and noise.
Exhaust manifold cracks
The exhaust manifold can develop cracks, leading to exhaust leaks and increased engine noise.
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