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P003A Diagnostic Trouble Code Discussion for June 2011

Turbocharger Boost Control Position Not Learned

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Trouble Ticket Help Requests for DTC P003A
Help Request Posted
2007 Chevrolet Silverado 2500 HD Classic LS 6.6L MIL Lamp on VIN: 1GCHK24D57
P003A: Turbocharger Boost Control Position Not Learned. ... adders, Keeps setting the SES. I can clear the code and then reset the TC learn and after 2 ignition cycles it comes back with the p003a. I dont see the TC as a learned value on the TECH II, i can command the position of the TC but it is not dead on like i...
June 20, 2011