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.

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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1089 (CRUISE CONTROL SYSTEM)REPAIR INSTRUCTIONSCRUISE RELEASE SWITCH ADJUSTMENT

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Cruise Release Switch Adjustment

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Cruise Release Switch Adjustment

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Proper stoplamp switch adjustment is essential. Improper stoplamp switch adjustment may cause brake drag, heat buildup and excessive brake lining wear.

Remove the left side instrument panel insulator. Refer to Closeout/Insulator Panel Replacement - Left in Instrument Panel, Gages and Console.
IMPORTANT: Do NOT move or push the brake pedal.
Rotate the switch counter-clockwise until the travel stop is reached (approximately 60 degrees).

Fig 1: Aligning Cruise Release Switch Until Travel Stop Is Reached
Courtesy of GENERAL MOTORS CORP.
Insert the switch into the retainer until the switch plunger is fully depressed into the switch barrel.
Rotate the switch until the travel stop is reached (approximately 60 degrees). The electrical connector index notch should be at the 12 o'clock position.
Ensure that the cruise control system operates properly.
Install the left side instrument panel insulator. Refer to Closeout/Insulator Panel Replacement - Left in Instrument Panel, Gages and Console.

RENDER: 1.0x

NO RELATED

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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.