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 MANUALSCHEVROLET2016EXPRESS 2500 BASE, VAN CARGO, 6.6L ENG VIN LREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTSEATSPOWER SEAT SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESPOWER SEAT INOPERATIVECIRCUIT/SYSTEM VERIFICATION
2016 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN L
Circuit/System Verification
2016 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN LSECTION Circuit/System Verification
Operate the power seat switches for the seat directional motors listed below in both directions. The seat should move in the commanded directions.
- Seat Horizontal Motor
- Seat Front Vertical Motor
- Seat Rear Vertical Motor
- If all power seat functions are inoperative, refer to the Seat Adjuster Switch Circuit Test.
- If 1 or more of the seat adjuster motors operate, refer to the Seat Adjuster Motor Circuit Test.
RENDER: 1.0x
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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.