1991 GMC 2500 Pickup Repair and Maintenance

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

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

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.

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.

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I think the question is pretty self expanitory...thank you

I have checked the fuses inside relays and maxi fuse outside and they are all good. I get no power to the switch but I can jumper to the motor and it does spin.

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