Cadillac Escalade 1999–2004 — technical service bulletin
Bulletin 990730022A · NHTSA communication 10002886 · issued Jun 1, 2003
Technical service bulletin
communication type
Power Train
component
1999–2004
model years
22
vehicle entries
Official summary
Shift stabilization and tow/haul mode feature for hydra-matic 4l60-e/4l65-e and 4l80-e/4l85-e transmissions. *tt
Vehicles covered
- 1999 Cadillac Escalade
- 2000 Cadillac Escalade
- 2001 Cadillac Escalade
- 2002 Cadillac Escalade
- 2003 Cadillac Escalade
- 2004 Cadillac Escalade
- 2004 Chevrolet Avalanche
- 2004 Chevrolet Silverado
- 2004 Chevrolet Suburban
- 2004 Chevrolet Tahoe
- 2004 Chevrolet Trailblazer
- 2004 GMC Envoy
- 2004 GMC Safari
- 2004 GMC Savana
- 2004 GMC Sierra
- 2004 GMC Sierra Denali
- 2004 GMC Sonoma
- 2004 GMC Suburban
- 2004 GMC Yukon
- 2004 GMC Yukon Denali
- 2004 Hummer H2
- 2004 Oldsmobile Bravada
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.