Home08-07-30-021G · CADILLAC, CHEVROLET, GMC, HUMMER
CADILLAC, CHEVROLET, GMC, HUMMER

08-07-30-021G

Manufacturer communications

Publication date
2012-03-01
Received by NHTSA
2012-04-28
NHTSA record numbers
10043829

Manufacturer summary

Original wording in English

GM: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, INTERMITTENT NO CRANK, IP GAGE FLUCTUATION, INTERMITTENT DOOR LOOK CYCLING, INTERMITTENT CHIME OPERATION, VARIOUS IP WARNING LAMPS ILLUMINATED, TRANSMISSION MAY NOT SHIFT, COMMUNICATION DTCS U0073, U0100, U0101, U0102 U0121 OR U0140 SET (REPAIR TERMINALS IN TRANSMISSION HARNESS CONNECTOR, REPAIR OPEN OR SHORTED GM HIGH SPEED LAN CIRCUITS, OPEN OR SHORTED DATA LINK RESISTOR, CORROSION OR POOR CONNECTIONS IN VARIOUS CONTROL MODULE CONNECTORS). *JS

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Reported code forms

Check vehicle applicability

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MakeModelModel year
CadillacESCALADE2011
CadillacESCALADE2010
CadillacESCALADE2009
CadillacESCALADE2008
CadillacESCALADE2007
CadillacESCALADE HYBRID2009
CadillacXLR2009
CadillacXLR2008
CadillacXLR2007
ChevroletAVALANCHE2012
ChevroletAVALANCHE2011
ChevroletAVALANCHE2010
ChevroletAVALANCHE2009
ChevroletAVALANCHE2008
ChevroletAVALANCHE2007
ChevroletCORVETTE2012
ChevroletCORVETTE2011
ChevroletCORVETTE2010
ChevroletCORVETTE2009
ChevroletCORVETTE2008
ChevroletCORVETTE2007
ChevroletSILVERADO2012
ChevroletSILVERADO2011
ChevroletSILVERADO2010
ChevroletSILVERADO2009
ChevroletSILVERADO2008
ChevroletSILVERADO2007
ChevroletSILVERADO HYBRID2009
ChevroletSUBURBAN2012
ChevroletSUBURBAN2011

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