1998 Chevrolet Chevrolet Truck service bulletins & manufacturer communications
4 manufacturer communications are on file with NHTSA for the 1998 Chevrolet Chevrolet Truck. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 4
- New transmission oil cooling system flushing tool. 1998 and 2003 chevrolet and gmc medium duty trucks equipped with 4l80e automatic transmissions. *tt121202 · Technical service bulletin · Power Train · issued Dec 12, 2002
- 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. *tt010730023B · 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
- Subject regarding investigation of automatic transmission oil leaks on 1998 and newer light duty trucks with 4l80e transmission. *tt210201 · Technical service bulletin · Power Train · issued Feb 21, 2001