1991 Chevrolet 2500 Pickup Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Chevrolet 2500 Pickup

1991 Chevrolet 2500 Pickup Problems

Quick-Connect Fittings For Heater Hoses May Leak Engine Coolant

The quick-connect fittings for the heater hoses tend to leak engine coolant. This problem commonly occurs because the metal housing has become brittle, which can break and cause leaks.

Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail

One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.

Alternator May Fail and Cause Noise and Dead Battery

The alternator may fail causing the battery to go dead, or an abnormal noise may develop. The dash warning light may or may not illuminate. A failed alternator will require replacement.

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1991 Chevrolet 2500 Pickup Questions

I had the 3\4 gears rebuilt, and changed it TV cable, also the torque converter, the governor. My truck still will not shift into 3 gear manually or otherwise, what do you think it could be?? (1 answer)

my powersteerng is not working it looks full but is bubbling up,leeking from cap (1 answer)

thought it was low or empty so went to fill it and noticed it was leeeking from the cap quite a bit when i pulled off the cap i noticed that the fluid wasvery dard and bubbly but looked to be hot dose my pump need to be replaced or can i fix it by cleaning out line or something?

why are my fuel injectors producing too much fuel? I have changed the CTS already (2 answers)

injectors putting out too much fuel, poor idle to stall, and black exhaust

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