HomePIT-4056 · CADILLAC, CHEVROLET, GMC
CADILLAC, CHEVROLET, GMC

PIT-4056

Manufacturer communications

Publication date
2012-02-01
Received by NHTSA
2007-09-20
NHTSA record numbers
10022691

Manufacturer summary

Original wording in English

GMC: UNABLE TO COMMUNICATE WITH THE EBCM DTC U0121. *NJ VEHICLES EQUIPPED WITH JL4. UPDATED 9/30/08. *PE UPDATED 6/27/11. *PE UPDATED 4/6/12. *PE

NHTSA manufacturer communications ↗

Reported code forms

U0121

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
CadillacESCALADE2008
CadillacESCALADE2007
CadillacESCALADE ESV2009
CadillacESCALADE ESV2008
CadillacESCALADE EXT2009
CadillacESCALADE EXT2008
ChevroletAVALANCHE2009
ChevroletAVALANCHE2008
ChevroletAVALANCHE2007
ChevroletAVALANCHE 15002011
ChevroletAVALANCHE 15002008
ChevroletAVALANCHE 15002007
ChevroletAVALANCHE 25002007
ChevroletCAMARO2011
ChevroletCAMARO2010
ChevroletSILVERADO2009
ChevroletSILVERADO2007
ChevroletSILVERADO 15002008
ChevroletSILVERADO 15002007
ChevroletSILVERADO 25002008
ChevroletSILVERADO 25002007
ChevroletSILVERADO 35002008
ChevroletSILVERADO 35002007
ChevroletSUBURBAN2009
ChevroletSUBURBAN 15002008
ChevroletSUBURBAN 15002007
ChevroletSUBURBAN 25002008
ChevroletTAHOE2009
ChevroletTAHOE2008
ChevroletTAHOE2007

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