
2007 Chevrolet Silverado 2500 HD Classic LS 6.6L MIL Lamp on
im getting a code p0540 air intake heater circuit fault and I cant seem to find a troubleshooter for this code. it sets the code on second ignition cycle. so I first check the air heater voltage on scan date and it was showing 0.0 volts. and said ( fault...
FIX posted 1/25/2020
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Message Closed w/FIX
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VIN | 1GCHK23D77 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0540 | Intake Air Heater Feedback Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
2007 Chevrolet Silverado 2500 HD Classic LS
VIN | 1GCHK23D77 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0540 | Intake Air Heater Feedback Circuit Malfunction |