1988 Pontiac Grand Prix service bulletins & manufacturer communications

2 manufacturer communications are on file with NHTSA for the 1988 Pontiac Grand Prix. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• Customers may complain of grinding / scraping / groaning noise from rear suspension. *tt
  990309004 · Technical service bulletin · Suspension · issued Oct 1, 1999
• Rattling noise/engine overheating. *tw
  476147 · Technical service bulletin · Engine and Engine Cooling · issued Dec 1, 1994