What does C0283 mean on a Chevy?

C0283. Traction Switch Shorted to Ground. Applies to Silverado, Sierra, Tahoe, Yukon, Avalanche.

What causes C0283 on a Chevy?

Shorted traction control disable switch Pinched switch harness behind the dash or console Stuck or jammed traction control button Liquid spill shorting the switch contacts EBCM traction switch input fault

How do I fix C0283 on a Chevy?

Test switch operation while watching the traction switch PID Disconnect the switch and retest to isolate switch versus wiring Inspect dash and console harness routing for pinch points Check the switch ground circuit for a short Replace the switch only after wiring tests good

Code

C0283

Traction Switch Shorted to Ground

Category: Chassis
Severity: Chassis Warning Light
Applies to: Silverado, Sierra, Tahoe, Yukon, Avalanche
Related: No single generic twin. See OBD Codes List

What it means

C0283. Traction Switch Shorted to Ground. This Chevy-enhanced code applies to Silverado, Sierra, Tahoe, Yukon, Avalanche.

Findings, check these first

Shorted traction control disable switch
Pinched switch harness behind the dash or console
Stuck or jammed traction control button
Liquid spill shorting the switch contacts
EBCM traction switch input fault

Standard procedure

Test switch operation while watching the traction switch PID
Disconnect the switch and retest to isolate switch versus wiring
Inspect dash and console harness routing for pinch points
Check the switch ground circuit for a short
Replace the switch only after wiring tests good

Look up another code

Press / to jump to the box. Chevy-enhanced powertrain, body, chassis and network codes.

Sources and review

Review: no source links are recorded for this entry.

Last updated 2026-09-25.

Report a correction for C0283. Include your vehicle, the issue and a source if you have one.

This fault is part of the GM ABS and StabiliTrak family. The GM ABS and StabiliTrak codes guide covers the check order.