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Resources for the Repair and Maintenance of your 1991 Chevrolet 3500 Pickup

1991 Chevrolet 3500 Pickup

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1991 Chevrolet 3500 Pickup Problems

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.

Miscellaneous -- Verified

The inside and outside door handles are prone to breaking.

Brakes -- Verified

The anti-lock brake system (ABS) front wheel speed sensors are prone to failure. When a sensor fails, the ABS warning light may illuminate and/or the ABS system may activate erratically.

Brakes -- Verified

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.

Miscellaneous -- Verified

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

1991 Chevrolet 3500 Pickup Questions and Answers

njarcher, 1991 Chevrolet 3500 Pickup, 5.7L V8, Brick, NJ

4 wheel drive automatic transmission Speedometer works fine , Odometer does not. Is it electrical or is it driven by a cable?

chronman, 1991 Chevrolet 3500 Pickup, 5.7L V8, Onalaska, WA

Vehicle won't run. I have several error codes and am not sure what way to go. Codes are- 33,32,31,46,43,36

dodo512, 1991 Chevrolet 3500 Pickup, 7.4L V8, Tracy, CA

After driving for 15/20 miles the C.E.L comes on, if I stop, turn the engine OFF and then restart it, the C.E.L stays OFF for another 20/25 miles, then comes ON again...and I think I smell a "...

elvisR, 1991 Chevrolet 3500 Pickup, 7.4L V8, Washington, IN

1991 chevy 3500 dually 4 speed straight transmission with a 454 engine.

elvisR, 1991 Chevrolet 3500 Pickup, 7.4L V8, Washington, IN

How do you take a 4 speed straight transmission out of a 1991 Chevy 3500 dually 2 wheel drive truck with a 454 gas engine?

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1991 Chevrolet 3500 Pickup Reviews

I brought this truck with 70,000 miles, I now have over 190,000 and it still works great even with it getting old.

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