2006 GMC Sierra 1500 SLE 4.8L MIL Lamp on
When Going Through The Tests For Code P0449, Harness At Solenoid Disconnected, Battery Voltage Is Present But So Isn't The Ground From ECM. Always. As Soon As The Key Is Turned On The Ground Is Present. Using Scan Tool Has No Affect On The Ground. Disconnected...
Summary posted 3/24/2009
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Vehicle Data2006 GMC Sierra 1500 SLE
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2006 GMC Sierra 1500 SLE
VIN | 1GTEK19V56 |
Engine | 4.8 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0449 | PCM Internal Fault |