Loss of high speed gmlan communications, intermittent no crank, IPC gauge fluctuation, intermittent door...
Chevrolet technical service bulletin SB-08-07-30-021 for 2007-2008 Chevrolet Tahoe, 2007-2008 Chevrolet Silverado and 2007-2008 Chevrolet Suburban and others.
- Bulletin number
- SB-08-07-30-021
- Component
- Electrical system: instrument cluster/panel
- 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. Ybrids.
Owners of these vehicles have filed 665 complaints in the electrical category.
Vehicles covered
- Chevrolet Tahoe 2007-2008 20072008
- Chevrolet Silverado 2007-2008 20072008
- Chevrolet Suburban 2007-2008 20072008
- Chevrolet Corvette 2007-2008 20072008
- GMC Yukon 2007-2008 20072008
- GMC Sierra 2007-2008 20072008
- GMC Yukon XL 2007-2008 20072008
- Cadillac Escalade 2007-2008 20072008
- GMC Yukon Denali 2007-2008 20072008
- Cadillac Escalade ESV 2007-2008 20072008
- GMC Yukon Denali XL 2007-2008 20072008
- GMC Yukon XL 1500 2007-2008 20072008
- Cadillac Escalade EXT 2007-2008 20072008
- Cadillac XLR 2007-2008 20072008
- GMC Yukon XL 2500 2007-2008 20072008
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