P0299 Diagnostic Trouble Code Discussion for April 2008
Turbocharger Engine Underboost
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| Help Request | Posted | |
| 2004 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHK29224 P0299: Turbocharger Engine Underboost. ... Also after driving for a while code P0299 also appears. I followed diagnostics and leads me to replace ECM, but I'm certain that's not the cause. I commanded T/C solenoid with scan tool while using a test light as a jumper at solenoid connector, and the li... |
April 08, 2008 |
