gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] > < Accelerator Pedal Position Sensor|Locations|Page 3359
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Accelerator Pedal Position Sensor: Service and Repair

ACCELERATOR PEDAL POSITION (APP) SENSOR REPLACEMENT

REMOVAL PROCEDURE

1. Disconnect the accelerator pedal position (APP) sensor electrical connector.
2. Remove the APP sensor nuts.
3. Remove the APP sensor from the vehicle.

INSTALLATION PROCEDURE

1. Position the APP sensor over the studs.

NOTE:  Refer to Fastener Notice in Service Precautions.

2. Install the APP sensor nuts.

Tighten
Tighten the APP sensor mounting nuts to 9 N.m (80 lb in).

3. Connect the APP sensor electrical connector.
4. Inspect below the pedal for binding, to ensure full range of motion.

Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] > < Accelerator Pedal Position Sensor|Locations|Page 3359