1998 GMC 3500 Pickup Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1998 GMC 3500 Pickup
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1998 GMC 3500 Pickup ProblemsPower Brake Units May Leak Fluid From Hydro-Boost Unit
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.
1998 GMC 3500 Pickup QuestionsIn a dual battery system, which is primary? The one next to the starter? (1 answer)
Just picked up this truck and batteries seem a little weak on start up. Want to change one at a time, so want to change the primary first. Assuming it's the one nearest the starter, but want to confirm that and that you can do just one at a time. Thanks
I have a 1998 3500 Savannah short School bus that I converted into a vending bus..I drove it for 4 years fine..Last year it started where I have to jump it everyday before I can drive it..Can anyone help me..I do NOT leave anything plugged in.
I've been un-hooking batt. between try's.Has two tank's, how do the fuel pump's work with each tank? What about the transfer pump?