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Problems for specific Chevrolet Blazer years:

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Repairpal verified 1990 Chevrolet Blazer problems

 

Verified for the Chevrolet Blazer

The distributor may develop internal faults. This can cause a rough running engine or stalling condition, the Check Engine Light may or may not illuminate. Our technicians tell us that the distributor should be overhauled or replaced to correct this concern.

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Verified for the Chevrolet Blazer

The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.

5 Reports
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Verified for the Chevrolet Blazer

Power brake systems using "hydro-boost" may leak power steering fluid from the hydro-boost unit located behind the brake master cylinder. Replacement of the hydro-boost unit is the common repair to correct this concern.

5 Reports
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Verified for the Chevrolet Blazer

The air conditioning compressor may develop an abnormal noise and require replacement. We recommend that whenever an AC compressor is being replaced for a noise condition, a filter kit should be installed to prevent any metal particles in the system from damaging the new compressor.

5 Reports
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Verified for the Chevrolet Blazer

A fluid leak may develop from the transmission output shaft seal. This leak may cause the transmission mount to become oil soaked and require replacement of the mount along with the leak repair.

13 Reports
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Verified for the Chevrolet Blazer

The power door lock actuators may become slow to operate or stop working completely and require replacement.

7 Reports
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Verified for the Chevrolet Blazer

An engine vacuum leak may develop from the throttle body gasket causing a higher than normal idle speed. Failed gaskets should be replaced.

5 Reports
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Verified for the Chevrolet Blazer

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.

6 Reports
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Verified for the Chevrolet Blazer

The windshield wipers may not work intermittently due to a faulty wiper motor control board. Our technicians tell us that lightly taping on the wiper motor when the fault occurs should temporarily get the wipers working again. Some vehicles were recalled for this problem and some were not. You will need to check with your local dealer to find out if a specific vehicle was included.

6 Reports
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Verified for the Chevrolet Blazer

The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.

37 Reports
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Verified for the Chevrolet Blazer

The inside and outside door handles are prone to breaking.

5 Reports
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