2004 GMC Sierra 2500 SLE 6.0L MIL Lamp on
Hi Everyone, thank you for taking the time to read this. This truck has an intermittent problem with the TAC system. On start-up the check engine light stays on and the message center displays Reduced Engine Speed. We checked all the powers and grounds for the...
FIX posted 2/11/2012
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Message Closed w/FIX
Vehicle Data2004 GMC Sierra 2500 SLE
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2004 GMC Sierra 2500 SLE
VIN | 1GTGK23U24 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / MPFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
U0107 | Lost Communication With TAC Module |