Problem Reports

GMC S15

Report: Oil-soaked spark plug wire rubber boots can cause misfire or rough idle

• will not start after it rains untill it dries out
  will not start after it rains until it dries out

  Q&A > GMC > 1990 GMC S15

• Internal Faults in Distributor Can Cause Engine Problems
  The distributor may develop internal faults. This can cause a rough running engine or stalling...

  Common Problems > GMC S15

• Transmission Output Seal May Leak Fluid
  The transmission output shaft seal may leak transmission fluid. On 2WD models, this leak can c...

  Common Problems > GMC S15

• Flooding
  I have a 1988 GMC S15 in my shop and it will flood without cranking, only goes 30 mph, fouls sp...

  Q&A > GMC > 1990 GMC S15

• rear differinal
  how do I change rearend oil

  Q&A > GMC > 1990 GMC S15