One problem related to gasoline fuel system has been reported for the 1998 GMC Suburban. The most recently reported issues are listed below.
Rotors on 4wd sububan rusted out at the weld between the cast rim and the stamped steel interwheel. The stamped part has the lug holes, the cast rim is the what the brake pads grip.
| Fuel Injector problems | |
| Fuel Pump problems | |
| Gasoline Fuel System problems | |
| Fuel Delivery problems |