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U2100 Diagnostic Trouble Code Discussion for January 2018

Controller Area Network BUS Communication


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Trouble Ticket Help Requests for DTC U2100
Help Request Posted
2005 Chevrolet Malibu LS 3.5L No Start, MIL Lamp on VIN: 1G1ZT54865
U2100: Can bus communication. Driving All lights will come on Cluster and gauges will drop radio will shut off and will lose comm. to all Low Lan Modules, at times car will not start and will only communicate with PCM and BCM. Have check power and grounds to BCM at time of no Start all wer...
January 05, 2018
2005 Chevrolet Malibu LS 3.5L No Start, MIL Lamp on VIN: 1G1ZT54865
U2100: Can bus communication. Driving All lights will come on Cluster and gauges will drop radio will shut off and will lose comm. to all Low Lan Modules, at times car will not start and will only communicate with PCM and BCM. Have check power and grounds to BCM at time of no Start all wer...
January 06, 2018