Electrical System Related Problems of the 1998 GMC Sierra 1500

Table 1 shows two common electrical system related problems of the 1998 GMC Sierra 1500.

Table 1. Electrical System related problems of GMC Sierra 1500

Problem Category Number of Problems
Electrical System problems
1
Underhood Wiring problems
1

Electrical System problem #1

The contact owns a 1998 GMC 1500. The contact attempted to start the vehicle and discovered there was little to no power. None of the electrical components were operable. The contact inspected the vehicle and as he removed the covering from a plate under the steering column, he found that there were several burned wires. He then spliced the wires together and used a rubber protector to protect the wires from rubbing against the metal. The vehicle was not taken to the dealer for repairs. The VIN was not available. The failure and current mileage was 64,000.

Underhood Wiring problem #2

Gas gauge acted erratically. Warming up vehicle while sitting in idling position for about 10 minutes and all of sudden heard a loud noise. Vehicle stopped running, smoke was coming out from around the fuel tank. Contacted dealer. Still under warranty, was told that the wiring harness that is attached to the fuel tank had a short, it was melted.


Electrical System related problems in other GMC Sierra 1500 model year vehicles:



Safety Ratings of Sierra 1500 Cars
Sierra 1500 Service Bulletins
Sierra 1500 Safety Recalls
Sierra 1500 Defect Investigations