Removal Procedure
- Disconnect the accelerator pedal assembly electrical
connector.
- Remove the mounting bolts and reposition the
OnStar® module aside, if equipped. Refer to
Communication Interface Module Replacement
in Cellular
Communication.
- Remove the retaining clip and washer from the
brake pedal.
- Release the brake booster pushrod from the brake pedal.
- Remove the stop lamp switch from the pedal bracket.
Refer to
Stop Lamp Switch Replacement
in Lighting Systems.
- Remove the cruise control release switch, if
equipped, from the pedal bracket. Refer to
Cruise Control Release Switch Replacement
in Cruise
Control.
- Remove the brake booster mounting nuts.
- Remove the brake pedal bracket-to-steering column
bracket bolt.
- Loosen, but do not remove, the steering column
bracket to cowl nut.
- While simultaneously disengaging the brake pedal bracket pilot bushings
from the foam insulation panel, pull the brake pedal assembly back and toward the
center of the vehicle.
- Remove the brake pedal assembly from the vehicle.
- Remove the accelerator pedal assembly from the
brake pedal bracket. Refer to
Accelerator Pedal with Position Sensor Assembly Replacement
in Engine Controls - 2.2L
(L61) or
Accelerator Pedal Position Sensor Replacement
in Engine Controls - 3.0L (L81).
- Remove the OnStar® mounting bracket bolts
and J-nuts from the brake pedal assembly, if equipped.
Installation Procedure
Notice: Refer to Fastener Notice in the Preface section.
- Install the OnStar® J-nuts and mounting bracket
bolts to the brake pedal assembly, if equipped.
Tighten
Tighten the bolts to 10 N·m (89 lb in).
- Install the accelerator pedal assembly to the
brake pedal bracket. Refer to
Accelerator Pedal with Position Sensor Assembly Replacement
in Engine Controls - 2.2L
(L61) or
Accelerator Pedal Position Sensor Replacement
in Engine Controls - 3.0L (L81).
- Install the brake pedal assembly into the vehicle,
while guiding the brake pedal bracket pilot bushings into the foam insulator panel.
- Install the brake pedal bracket-to-steering column
bracket bolt.
Tighten
Tighten the bolt to 25 N·m (18 lb ft).
- Loosely install the brake booster mounting nuts.
- Apply a thin coating of lithium grease to the pushrod pin on the brake
pedal.
- Connect the brake booster pushrod to the brake
pedal.
- Install the washer and retaining clip to the brake pedal.
- Tighten the vacuum brake booster mounting nuts.
Tighten
Tighten the nuts to 25 N·m (18 lb ft).
- Install the steering column bracket to cowl nut.
Tighten
Tighten the nuts to 25 N·m (18 lb ft).
- Install the cruise control release switch and
retainer, if equipped, to the pedal bracket. Refer to
Cruise Control Release Switch Replacement
in Cruise Control.
- Install the stop lamp switch and retainer to
the pedal bracket. Refer to
Stop Lamp Switch Replacement
in Lighting Systems.
- Adjust the stop lamp switch. Refer to
Stop Lamp Switch Adjustment
in lighting
systems.
- Adjust the cruise release switch, if equipped. Refer to
Cruise Release Switch Adjustment
in Cruise Control.
- Reposition the OnStar® module to the mounting
bracket, if equipped. Refer to
Communication Interface Module Replacement
in Cellular Communication.
- Connect the accelerator pedal assembly electrical
connector.