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 MANUALSCHEVROLET2012EXPRESS 2500 V8-4.8LREPAIR AND DIAGNOSISLIGHTING AND HORNSBRAKE LIGHT SWITCHSERVICE AND REPAIRSTOP LAMP SWITCH REPLACEMENT
2012 Chevrolet Express 2500 V8-4.8L
Stop Lamp Switch Replacement
2012 Chevrolet Express 2500 V8-4.8LSECTION Stop Lamp Switch Replacement
Stop Lamp Switch Replacement
Removal Procedure
Warning:
Refer to Battery Disconnect Warning Service Precautions.
1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.
2. Disconnect the electrical connector from the stop lamp switch.
3. Remove the retainer from the brake pedal pin.
4. Remove the stop lamp switch and the pushrod to the power brake booster from the brake pedal pin.
5. Unsnap the stop lamp switch from the power brake booster pushrod.
Installation Procedure
1. Snap the stop lamp switch onto the pushrod to the power brake booster.
2. Install the stop lamp switch with the pushrod on the brake pedal pin.
3. Install brake switch retainer.
4. Connect the electrical connector to the stop lamp switch.
5. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.
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.