Cadillac Escalade 1998–2004 — technical service bulletin
Bulletin 3012B · NHTSA communication 10008806 · issued Aug 23, 2004
Technical service bulletin
communication type
Power Train
component
1998–2004
model years
60
vehicle entries
Official summary
The nvg 136 all wheel drive (awd) transfer case and the 236 and 246 nvg selectable transfer cases operating in the auto mode may exhibit a condition of a vibration/shudder during low speed turns such as a parking lot maneuver, up to approximately 5 mph. *tt 3012a not yet received. *tt
Vehicles covered
- 1999 Cadillac Escalade
- 2000 Cadillac Escalade
- 2001 Cadillac Escalade
- 2002 Cadillac Escalade
- 1999 Chevrolet Astro
- 2000 Chevrolet Astro
- 2001 Chevrolet Astro
- 2002 Chevrolet Astro
- 2003 Chevrolet Astro
- 2004 Chevrolet Astro
- 1999 Chevrolet Blazer
- 2000 Chevrolet Blazer
- 2001 Chevrolet Blazer
- 2002 Chevrolet Blazer
- 2003 Chevrolet Blazer
- 2004 Chevrolet Blazer
- 1999 Chevrolet Silverado
- 2000 Chevrolet Silverado
- 2001 Chevrolet Silverado
- 2002 Chevrolet Silverado
- 1999 Chevrolet Suburban
- 2000 Chevrolet Suburban
- 2001 Chevrolet Suburban
- 2002 Chevrolet Suburban
- 1999 Chevrolet Tahoe
- 2000 Chevrolet Tahoe
- 2001 Chevrolet Tahoe
- 2002 Chevrolet Tahoe
- 1999 GMC Envoy
- 2000 GMC Envoy
- 2001 GMC Envoy
- 2002 GMC Envoy
- 1999 GMC Jimmy
- 2000 GMC Jimmy
- 2001 GMC Jimmy
- 2002 GMC Jimmy
- 2003 GMC Jimmy
- 2004 GMC Jimmy
- 1999 GMC Safari
- 2000 GMC Safari
- 2001 GMC Safari
- 2002 GMC Safari
- 2003 GMC Safari
- 2004 GMC Safari
- 1999 GMC Sierra
- 2000 GMC Sierra
- 2001 GMC Sierra
- 2002 GMC Sierra
- 1999 GMC Suburban
- 2000 GMC Suburban
- 2001 GMC Suburban
- 2002 GMC Suburban
- 1999 GMC Yukon
- 2000 GMC Yukon
- 2001 GMC Yukon
- 2002 GMC Yukon
- 1998 Oldsmobile Bravada
- 1999 Oldsmobile Bravada
- 2000 Oldsmobile Bravada
- 2001 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.