Cadillac Escalade 2007–2008 — technical service bulletin
Bulletin SB-08-07-30-021 · NHTSA communication 10025668 · issued Jun 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007–2008
model years
30
vehicle entries
Official summary
Loss of high speed gmlan communications, intermittent no crank, ipc gauge fluctuation, intermittent door lock cycling, transmission may not shift, dtcs u0073, u0100, u0101, u0102, u0121, u0140 set (repair backed out terminal in transmission harness connector). Vehicles with 6 speed 6l80 (rpo myc), 6l90 (rpo myd) or hybrid two mode 2m70 automatic. Including 2008 tahoe and yukon hybrid models. *pe updated 3/28/11. Including sierra, silverado and escalade hybrids. *pe
Vehicles covered
- 2007 Cadillac Escalade
- 2008 Cadillac Escalade
- 2007 Cadillac Escalade Esv
- 2008 Cadillac Escalade Esv
- 2007 Cadillac Escalade Ext
- 2008 Cadillac Escalade Ext
- 2007 Cadillac XLR
- 2008 Cadillac XLR
- 2007 Chevrolet Corvette
- 2008 Chevrolet Corvette
- 2007 Chevrolet Silverado
- 2008 Chevrolet Silverado
- 2007 Chevrolet Suburban
- 2008 Chevrolet Suburban
- 2007 Chevrolet Tahoe
- 2008 Chevrolet Tahoe
- 2007 GMC Sierra
- 2008 GMC Sierra
- 2007 GMC Yukon
- 2008 GMC Yukon
- 2007 GMC Yukon Denali
- 2008 GMC Yukon Denali
- 2007 GMC Yukon Denali XL
- 2008 GMC Yukon Denali XL
- 2007 GMC Yukon XL
- 2008 GMC Yukon XL
- 2007 GMC Yukon XL 1500
- 2008 GMC Yukon XL 1500
- 2007 GMC Yukon XL 2500
- 2008 GMC Yukon XL 2500
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.