P0711 GMC Transmission Fluid Temperature Sensor Circuit Range/Performance

Possible causes – Faulty Transmission Fluid Temperature Sensor– Transmission Fluid Temperature Sensor harness is open or shorted– Transmission Fluid Temperature Sensor circuit poor electrical connection When is the obd code mean? Transmission Control Module (TCM) detects excessively low or high voltage from the fluid temperature sensor. Symptoms – Engine Light ON (or Service Engine Soon…

P0712 GMC Transmission Fluid Temperature Sensor Circuit Low Input

Possible causes – Faulty Transmission Fluid Temperature Sensor– Transmission Fluid Temperature Sensor harness is open or shorted– Transmission Fluid Temperature Sensor circuit poor electrical connection When is the obd code mean? Transmission Control Module (TCM) detects excessively low voltage from the fluid temperature sensor. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–…

P0123 GMC Throttle Position Sensor Circuit High Voltage

Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection When is the obd code mean? An excessively high voltage from the Throttle Position (TP) Sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning…

P0122 GMC Throttle Position Sensor 1 Circuit Low Voltage

Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection When is the obd code mean? An excessively low voltage from the Throttle Position (TP) Sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning…

P0306 GMC Cylinder 6 Misfire Detected

Possible causes – Faulty spark plug 6– Clogged or faulty fuel injector 6– Faulty ignition coil 6– Fuel injector 6 harness is open or shorted– Fuel injector 6 circuit poor electrical connection– Ignition coil 6 harness is open or shorted– Ignition coil 6 circuit poor electrical connection– Insufficient cylinder 6 compression– Incorrect fuel pressure– Intake…

P0307 GMC Cylinder 7 Misfire Detected

Possible causes – Faulty spark plug 7– Clogged or faulty fuel injector 7– Faulty ignition coil 7– Fuel injector 7 harness is open or shorted– Fuel injector 7 circuit poor electrical connection– Ignition coil 7 harness is open or shorted– Ignition coil 7 circuit poor electrical connection– Insufficient cylinder 7 compression– Incorrect fuel pressure– Intake…

P0308 GMC Cylinder 8 Misfire Detected

Possible causes – Faulty spark plug 8– Clogged or faulty fuel injector 8– Faulty ignition coil 8– Fuel injector 8 harness is open or shorted– Fuel injector 8 circuit poor electrical connection– Ignition coil 8 harness is open or shorted– Ignition coil 8 circuit poor electrical connection– Insufficient cylinder 8 compression– Incorrect fuel pressure– Intake…

P2108 GMC Throttle Actuator Control Module Performance

Possible causes – Faulty Throttle Actuator Control (TAC) module– Throttle Actuator Control (TAC) module harness is open or shorted– Throttle Actuator Control (TAC) module circuit poor electrical connection (loose or broken wires) Tech description There is a factory service bulletin for the P2108 code on following Cadillac vehicles: 2006-2007 GMC Savana 1500/2500/35002006-2007 GMC Sierra2006-2007 GMC…

U0107 GMC Lost Communication With Throttle Actuator Control Module

Possible causes – Faulty Throttle Actuator Control (TAC) module– Throttle Actuator Control (TAC) module harness is open or shorted– Throttle Actuator Control (TAC) module circuit poor electrical connection (loose or broken wires) Tech description There is a factory service bulletin for the U0107 code on following Cadillac vehicles: 2006-2007 GMC Savana 1500/2500/35002006-2007 GMC Sierra2006-2007 GMC…

P1516 GMC Throttle Actuator Control Module Throttle Actuator Position Performance

Possible causes – Faulty Throttle Actuator Control (TAC) module– Throttle Actuator Control (TAC) module harness is open or shorted– Throttle Actuator Control (TAC) module circuit poor electrical connection– Check Throttle Actuator Control (TAC) module connector for water– Binding or bent throttle plate-failed throttle body Tech description There is a factory service bulletin for the P1516…