
P154D Diagnostic Trouble Code Discussion for August 2022
Intake Air (IA) Heater Temperature Signal Circuit Malfunction
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Help Request | Posted | |
2013 GMC Sierra 2500 HD SLE 6.6L MIL Lamp on VIN: 1GT120C85D P154D: Intake Air heater temperature signal circuit. ... intake air heater and NOX, H2os. Performed diag and found no 4-5 volts on the #1 terminal of the 6 wire connector at the intake air heater. Mitchell says to replace glow plug control module then if code returns replace air heater. I replace the glow pl... |
August 01, 2022 | |
2013 GMC Sierra 2500 HD SLE 6.6L MIL Lamp on VIN: 1GT120C85D P154D: Intake Air heater temperature signal circuit. ... intake air heater and NOX, H2os. Performed diag and found no 4-5 volts on the #1 terminal of the 6 wire connector at the intake air heater. Mitchell says to replace glow plug control module then if code returns replace air heater. I replace the glow pl... |
August 10, 2022 |