2006 Chevrolet Suburban 1500 Z71 5.3L MIL Lamp on, Reduced engine perf
Customer stated the vehicle has a check engine lamp on and the engine goes into a reduced performance mode as well. Upon arrival, found the vehicle not in reduced performance mode. Checked for codes and found the codes listed. Vehicle has had many repairs ...
FIX posted 9/30/2019
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Message Closed w/FIX
Vehicle Data2006 Chevrolet Suburban 1500 Z71
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2006 Chevrolet Suburban 1500 Z71
VIN | 1GNFK16Z66 |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp on, Reduced Engine Perf |
Occurs | Intermittently, Random, Sometimes Weeks |
Trouble Codes
P0120 | Throttle Position Sensor Circuit Malfunction |
P1516 | Control Module Throttle Actuator Position Performance |
P2135 | Throttle Position Sensor 1/2 Incorrect Voltage Correlation |