Join Now
International Automotive Technicians Network

U0140 Diagnostic Trouble Code Discussion for March 2011

Lost Communication With BCM


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC U0140
Help Request Posted
2007 GMC Yukon SLE 5.3L No Start, Trac control VIN: 1GKFC13J07
U0140: Bcm. after test driving multiple times with no returning of trac failure lamp. went to start vehicle and car would not crank--also found no insturment panel operation and unable to communicate with BCM with a scan tool. Tech removed BCm for inspection and look at w...
March 02, 2011
2007 GMC Yukon SLE 5.3L No Start, Trac control VIN: 1GKFC13J07
U0140: Bcm. after test driving multiple times with no returning of trac failure lamp. went to start vehicle and car would not crank--also found no insturment panel operation and unable to communicate with BCM with a scan tool. Tech removed BCm for inspection and look at w...
March 02, 2011