Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Chevrolet SSR V8-5.3L VIN PFACTORY OEM SERVICE PROCEDURE
Electronic Throttle Control Module: Service and Repair
THROTTLE ACTUATOR CONTROL (TAC) MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Reposition bulk wiring harness connectors aside.
2. Disconnect the throttle actuator control (TAC) module electrical connectors from the TAC module.
3. Remove nuts retaining TAC module and remove module.
INSTALLATION PROCEDURE
NOTE: Refer to Fastener Notice in Service Precautions.
1. Install TAC module and retaining nuts
Tighten
Tighten the nuts to 10 N.m (89 lb in).
2. Connect TAC module electrical connectors.
3. Position bulk wiring harness connectors back into place.
REMOVAL PROCEDURE
1. Reposition bulk wiring harness connectors aside.
2. Disconnect the throttle actuator control (TAC) module electrical connectors from the TAC module.
3. Remove nuts retaining TAC module and remove module.
INSTALLATION PROCEDURE
NOTE: Refer to Fastener Notice in Service Precautions.
1. Install TAC module and retaining nuts
Tighten
Tighten the nuts to 10 N.m (89 lb in).
2. Connect TAC module electrical connectors.
3. Position bulk wiring harness connectors back into place.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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