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Resources for the Repair and Maintenance of your 1994 GMC Rally Wagon 3500

1994 GMC Rally Wagon 3500

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1994 GMC Rally Wagon 3500 Problems

Engine -- Verified

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

Miscellaneous -- Verified

Our technicians recommend flushing the brake fluid every 60,000 miles.  Brake fluid that is dirty may cause problems in the brake system.

Engine -- Verified

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.

Engine -- Verified

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.

Engine -- Verified

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.

1994 GMC Rally Wagon 3500 Questions and Answers

Visitor, 1994 GMC Rally Wagon 3500, 5.7L V8, West Blocton, AL

how do I access the fuel pump? do I need to purchase the entire assembly or just the pump and use the old attachment parts?

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