Table 1 shows seven common electrical system related problems of the 1998 GMC Suburban. The number one most common problem is related to the battery (five problems). The second most common problem is related to the wiring (four problems).
Battery is leaking acid from around the positive terminal down to the brake line at the front passenger's side, in the area of the front tire. Consumer feels it may eat a hole though brake line, and cause the brakes not to work properly. Read details...
Fire then smoke coming from wire harness. Read details...
Nar 04/28/2003. Mr the consumer experienced problems with his vehicle. The vehicle leaked oil, engine idled roughly, coolant system leaked, there was a problem with the dome light, steering, the rear axle, the left rear glass rattled, the air condition, battery, suspension were all inoperative. Read details...