1990 GMC C Series problems

The worst 1990 GMC C Series problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

• Brakes
  1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

• Brakes
  1

Recalls

No recalls on record for this model year.

Defect investigations

Technical service bulletins for the 1990 GMC C Series 15

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

• Oct 18, 2023 Service bulletinThe following information is provided to clearly explain Isuzu’s policy for control module (engine,...
• Sep 1, 2004 Service bulletinEffect of steering box limiter adjustment on turning radius and possibility of power steering system...
• Oct 1, 2002 Service bulletinEngine stall, no start, hard start condition
• Mar 1, 2002 Service bulletinSubject regarding service diagnosis/recommendations for inoperative air conditioning systems
• Nov 1, 2001 Service bulletinInformation regarding correct vehicle application for eaton
• Oct 1, 2001 Service bulletinInformation regarding poor ride quality
• Oct 1, 2001 Service bulletinInformation regarding fuel transfer pump inoperative
• Jun 1, 2001 Service bulletinTechnical service bulletin regarding fuel transfer pump inoperative
• Jun 1, 2001 Service bulletinSome customers may comment on inoperative secondary fuel tank transfer pumps
• Oct 1, 2000 Service bulletinSome owners may comment on high oil consumption after a gm goodwrench remanufactured 4.3L V6 engine is...

See all 15 bulletins for the 1990 GMC C Series

What 1990 GMC C Series owners say

Most recent owner complaints, unedited.

Compare the 1990 GMC C Series

Other model years

1990199219931995199619982000200120022005200720082009