Buick Buick 2000–2004 — technical service bulletin
Bulletin 020730001A · NHTSA communication 628845 · issued Nov 1, 2004
Technical service bulletin
communication type
Power Train
component
2000–2004
model years
20
vehicle entries
Official summary
Diagnostic information on diagnostic trouble code p1870, transmission component slipping for 2000 - 2002 passenger cars and light duty trucks. *tt update to include 2004 models. *tt updated *eh
Vehicles covered
- 2000 Buick Buick
- 2001 Buick Buick
- 2002 Buick Buick
- 2000 Cadillac Cadillac
- 2001 Cadillac Cadillac
- 2002 Cadillac Cadillac
- 2000 Chevrolet Chevrolet
- 2001 Chevrolet Chevrolet
- 2002 Chevrolet Chevrolet
- 2000 GMC GMC
- 2001 GMC GMC
- 2002 GMC GMC
- 2003 Hummer H2
- 2004 Hummer H2
- 2000 Oldsmobile Oldsmobile
- 2001 Oldsmobile Oldsmobile
- 2002 Oldsmobile Oldsmobile
- 2000 Pontiac Pontiac
- 2001 Pontiac Pontiac
- 2002 Pontiac Pontiac
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.