1997 Chevrolet Chevrolet Truck service bulletins & manufacturer communications

3 manufacturer communications are on file with NHTSA for the 1997 Chevrolet Chevrolet Truck. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• Some customers may comment on a harsh 1-2 upshift and the check engine light or service engine soon indicator is illuminated and diagnostic trouble code p1870 set. *tt
  010730023B · Technical service bulletin · Power Train · issued Mar 1, 2002
• Information regarding harsh 1-2 upshift, service engine soon, malfunction indicator lamp, or cel illuminated, diagnostic trouble code p1870 set. (1996-2000 chevrolet and gmc light …
  010730023A · Technical service bulletin · Power Train · issued Nov 1, 2001
• Experiencing engine noise. *yc
  9709016114B · Technical service bulletin · Engine and Engine Cooling · issued Sep 1, 1997