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P2149 Diagnostic Trouble Code Discussion for February 2009

Injector Positive Voltage Relay Circuit Group 2 (Injectors 6 & 7)


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Trouble Ticket Help Requests for DTC P2149
Help Request Posted
2004 GMC Sierra 3500 SLE 6.6L Cuts out, Misfire, MIL Lamp on VIN: 1GTHK33274
P2149: Injector Positive Voltage Relay Circuit Group 2 (Injectors 2, 3, 5 & 8). Hello all and thanks for your help. I have very limited experience on the 6.6 diesel. This truck has 2 problems. Problem #1 as soon as started it blows bubbles in the degas bottle. Can this be a EGR cooler? Is there a test to determine which head / gasket is...
February 14, 2009
2004 GMC Sierra 3500 SLE 6.6L Cuts out, Misfire, MIL Lamp on VIN: 1GTHK33274
P2149: Injector Positive Voltage Relay Circuit Group 2 (Injectors 2, 3, 5 & 8). Hello all and thanks for your help. I have very limited experience on the 6.6 diesel. This truck has 2 problems. Problem #1 as soon as started it blows bubbles in the degas bottle. Can this be a EGR cooler? Is there a test to determine which head / gasket is...
February 14, 2009