Most Common Car Issues
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MOST COMMON PROBLEMS
BMW 733i 1984
The 1984 BMW 733i is a classic sedan powered by a 3.2L inline-six engine producing 181 hp. Manufactured in Dingolfing, Germany, this four-door saloon offers a blend of performance and luxury.
Spec:
Engine Brake (hp) From
181
Engine Manufacturer
BMW-AG
Engine Number of Cylinders
6
Problems:
Oil leaks
Older BMW engines, particularly those from the 1980s, are known for developing oil leaks over time. Common sources include the valve cover gasket and oil pan gasket.
Cooling system issues
The cooling system in older BMW models can often develop problems such as radiator leaks, failing water pumps, and aging hoses which can lead to overheating.
Vacuum leaks
The various vacuum lines in older vehicles can become brittle and crack, leading to vacuum leaks. This can cause rough idling and poor fuel economy.
Fuel injector problems
Fuel injectors in older BMW models can become clogged or fail over time, leading to poor engine performance and misfires.
Timing chain wear
The timing chain can stretch or the tensioner can fail, leading to poor engine timing and potential engine damage if not addressed.
Electrical issues
Older BMWs are known for having electrical problems, including issues with the alternator, wiring harness, and ground connections. This can lead to a variety of symptoms including starting problems and electrical failures.
Worn engine mounts
Engine mounts can wear out over time, leading to increased engine vibration and noise.
Intake manifold gasket failure
The intake manifold gasket can fail, leading to vacuum leaks and poor engine performance.
Head gasket failure
Overheating issues can lead to head gasket failure, which can result in coolant mixing with the engine oil and causing significant engine damage.