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1G4EC33L9MB900387
Vehicle Summary
The 1991 Buick Reatta Convertible is a classic two-door cabriolet with a 3.8L V6 engine manufactured by General Motors. It features multipoint fuel injection and a gross vehicle weight rating of up to 6,000 lbs. Built in Baltimore, Maryland, this model offers a nostalgic driving experience with a driver-side airbag and manual seat belts.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
V-shaped engines, including those from BOCF, are prone to oil leaks due to the complexity of the gaskets and seals required to join the two banks of cylinders.
Cooling system failures
V6 engines in the 1991 Buick Reatta can suffer from cooling system issues, such as failing water pumps or clogged radiators, potentially leading to overheating.
Intake manifold gasket issues
The intake manifold gasket on V6 engines can deteriorate over time, causing coolant leaks and engine misfires.
Timing chain wear
Over time, the timing chain in V6 engines may stretch or wear out, leading to poor engine performance or even engine failure if not addressed.
Spark plug problems
The V6 engine’s design can make it difficult to access and replace spark plugs, which can lead to misfires and reduced engine efficiency if not regularly maintained.
Fuel injector issues
V6 engines can experience clogged or failing fuel injectors, which can cause rough idling, poor fuel economy, and reduced engine performance.
Crankshaft position sensor failure
This sensor is critical for engine timing, and its failure can lead to engine stalling, misfires, and difficulty starting the vehicle.
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