RepairPal's independent, master mechanics track down the best of the best in auto repair. Learn more »
Get the latest advice about your car
Model Years Affected: 1990, 1991, 1992, 1993, 1994, 1995
An oil leak may develop from the distributor o-ring seal requiring replacement of the seal.
Q&A > GMC > 1990 GMC Vandura 1500