GMC 3500 Pickup Repair and Maintenance

A guide to problems, costs, maintenance and repair for your GMC 3500 Pickup

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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 inside and outside door handles are prone to breaking.

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

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I put in an actuator that I know is good, that one does not extend either, the transfer case shifts into 4 wheel drive and will spin the front drive shaft but the differential will not lock in. I am curious if there is a common wiring issue or if someone knows how much power should be at the fron...

Truck won't come out of low gear and revs super high rpm between 3.and 4 rpm then sends code

My truck (as listed above), would not start, even though it had power. Check Starter, relays, and fuses. Replaced Starter, still the same, checked fuses again, no fuse listed 'Starter" but found one listed "Crank", it was blown, I replaced it (10 amp), truck started as usual, ...

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The seat belts installed on the vehicle may not meet proper federal requirements. Dealers will replace both front seat belts free of charge to resolve the concern.

The bolts that secure the seat recliner to the seat frame may loosen, fatigue and fracture, causing the seat back to recline suddenly. Dealers will remove all foam and fabric sandwiched between the recliner and frame, install washers between them, and install new bolts, tightening them to a higher torque specification free of charge to resolve the concern.

The easy entry recliner seat operation may allow fingers or hands to get caught and pinched within the recliner mechanism. Dealers will install a protective cover over the recliner mechanism free of charge to resolve the concern.

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This year paint was not GMC's best. I have had problems with the paint peeling off in strips.Overall strong truck 7.4 454 big block. I tow a 30' toyhauler and this truck can pull.

I bought a 91 dually with 31000 original miles it runs better than my 2009 ever thought of .

I love my 3500 pu dully it is a real work truck ;I have put allot of toys in it because it paid me back it is in showroom condtion,the ony problem I have is the A?C heater control panel it sometimes blows fuses;Sometimes I feal my Steering floats,other than that ITS great I'll fix the other 2 stuff in time

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