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 MANUALSCHEVROLET2013EXPRESS 2500 V8-4.8LREPAIR AND DIAGNOSISWIPER AND WASHER SYSTEMSWIPER ARMTESTING AND INSPECTION
2013 Chevrolet Express 2500 V8-4.8L
Wiper Arm: Testing and Inspection
2013 Chevrolet Express 2500 V8-4.8LSECTION Testing and Inspection
Wiper Arm Tip Pressure Check
1. Run the wiper arms to the mid-wipe position.
2. Remove the wiper blades from the wiper arms. Refer to Windshield Wiper Blade Replacement Windshield Wiper Blade Replacement.
3. Attach a scale to the end of the wiper arm and measure the force required to lift the wiper arm perpendicular to the windshield to normal working height (height with the blade attached).
4. Replace the wiper arm if the measurement is not within the specification. Refer to Windshield Wiper Arm Replacement Service and Repair.
* Driver Side - 8.1-9.5 Newtons (29- 34 Ounces)
* Passenger Side - 5.8-7.0 Newtons (21- 25 Ounces)
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.