C0050 on GMC

Right rear wheel speed sensor circuit fault (GM)

Severity not verified — if the car runs badly, have it inspected

The sources define the code but do not rate drive safety. ABS and stability control are safety systems, so treat the lights as a reason to get it checked.

Safety-critical system: explanation only, no DIY steps. Source: how we rate severity

This page covers only what differs on GMC. For what C0050 means, the ranked causes and the test order, see the C0050 guide.

What's different on GMC

GMC

  • 050525002 (gmc)Status unverified

    GM 05-05-25-002: ABS diagnostic information for C0035, C0040, C0050, C0055

    2003–2005savana · NHTSA 10017322

    GM bulletin summary giving ABS diagnostic information for these wheel speed codes.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

  • PIT-4932 (gmc)Status unverified

    GM PIT-4932: ABS lights with C0045 and/or C0050

    2009acadia · NHTSA 10032456

    GM bulletin summary for ABS lights with these codes, or electrical or communication complaints.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

  • PIT-4648-B (gmc)Status unverified

    GM PIT-4648-B: ABS or stability message with C0045 and/or C0050

    2008–2010savana · NHTSA 10036515

    GM bulletin summary: a wire pulling out of the crimp at connector X413 or X414 may cause the code.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

  • PIC5428G (gmc)Status unverified

    GM PIC5428G: ABS, traction and StabiliTrak lights with C0035-C0050 symptoms 18, 5A or 0F

    2007–2017acadia, canyon, terrain · NHTSA 10080901

    GM information bulletin summary: the technician finds the wheel by the code that set, and debris on the magnetic encoder ring must be cleaned.

    We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

Sources and review

  1. GM bulletins naming C0050 (cache summaries) — General Motors via NHTSA
  2. DTC C0035, C0040, C0045 or C0050 (2011 Saab 9-4X) — Saab WIS Online (GM group)
Last reviewed
Written by
Saurabh K.
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This page explains what a code usually means; it is not a substitute for a professional inspection. How we source and review · Report an error

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