Tag: CHEVROLET

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…

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)–…

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 When is the obd code mean? The Engine Control Module (ECM) has detected an out of range condition between the predicted and actual throttle position. Symptoms –…

Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor circuit is open or shorted– Throttle Position Sensor poor electrical connection When is the obd code mean? Malfunction is detected when an excessively low or high voltage from the sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine…

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…

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…

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…

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 Chevrolet Avalanche2006-2007 Chevrolet Express 1500/2500/35002006-2007 Chevrolet…

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…