
2006 Chevrolet Silverado 2500 HD LS 6.0L Reduced power
This vehicle has been setting tthese 2 codes p2135 and p0120 for the last few months intermittenly. Then the reduced power message would be displayed. We installed a new Delco throttle body, and Delco connector then reflashed the pcm. Still intermittenly but n...
FIX posted 9/29/2010
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)9 Replies Received(Hide Replies)9 Replies Received
|
Message Closed w/FIX
|
VIN | 1GCHC29U26 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Reduced Power |
Occurs | Not Applicable |
Trouble Codes
P0120 | Throttle Position Sensor Circuit Malfunction |
P2135 | Throttle Position Sensor 1/2 Incorrect Voltage Correlation |
Message Closed w/FIX
Vehicle Data
2006 Chevrolet Silverado 2500 HD LS
VIN | 1GCHC29U26 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Reduced Power |
Occurs | Not Applicable |
Trouble Codes
P0120 | Throttle Position Sensor Circuit Malfunction |
P2135 | Throttle Position Sensor 1/2 Incorrect Voltage Correlation |