
2012 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Surge, MIL Lamp on
Scan and got above codes. p0101, p0106, p0068, Inspected wireing at TBI assy and looks ok. Cleaned the dirty TBI and relearned idle, took for a test drive. Noticed a "sluggish response" just off idle- very noticeable. runs fine with a 4% throttle body idle...
FIX posted 12/19/2018
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Message Closed w/FIX
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VIN | 1GCPKSE7XC |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0068 | MAP/TP Sensor Correlation - Vacuum Leak Detected |
P0101 | Mass Airflow Sensor Range/Performance |
P0106 | Manifold Air Pressure Sensor Range/Performance |
Message Closed w/FIX
Vehicle Data
2012 Chevrolet Silverado 1500 LT
VIN | 1GCPKSE7XC |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0068 | MAP/TP Sensor Correlation - Vacuum Leak Detected |
P0101 | Mass Airflow Sensor Range/Performance |
P0106 | Manifold Air Pressure Sensor Range/Performance |