B0026 on Chevrolet

GM frontal airbag deployment loop fault

This page covers only what differs on Chevrolet. For what B0026 means, the ranked causes and the test order, see the B0026 guide.

What's different on Chevrolet

Chevrolet

  • 2001 · Impala

    Supported by vehicle data

    Dealer read B0026 as frontal deployment loop stage 1, found the SIR coil open and replaced it.

  • 2003–2006 · Avalanche

    Supported by vehicle data

    GM bulletins 3249 and 050941001 cover an SIR light with B0026.

  • 2005–2006 · Trailblazer

    Possible — needs testing

    GM bulletin 060941003 covers an SIR light with B0026 among other deployment loop codes. Whether it is still current is not verified.

  • 050941001Status unverified

    SIR light on, DTCs B0026 and/or B004x

    2003–2006escalade · NHTSA 10013456

    Covers an SIR light with B0026 and/or B004x codes, extended to 2003-2006 Chevrolet/GMC full-size pickups and utilities. The NHTSA summary does not give the repair.

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

  • 3249Status unverified

    Intermittent SIR lamp with B0044 or B0026

    2003–2004avalanche · NHTSA 10011592

    Intermittent SIR lamp with DTC B0044 or B0026. The NHTSA summary does not give the repair.

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

  • 060941003Status unverified

    SIR light on, DTCs B0022, B0024, B0026, B0042, B0043, B0044

    2005–2006trailblazer · issued · NHTSA 10020824

    SIR light on with this list of deployment loop codes. The NHTSA summary does not give the repair. Also listed for GMC Envoy.

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

Sources and review

  1. NHTSA complaint ODI 10132430 (2001 Chevrolet Impala) — NHTSA Office of Defects Investigation
  2. GM 05-09-41-001: SIR light on, DTCs B0026 and/or B004x (2003-2006 full-size trucks and utilities) — General Motors
  3. GM 3249: intermittent SIR lamp with B0044 or B0026 (2003-2004 Avalanche, Escalade, Yukon) — General Motors
  4. GM 06-09-41-003: SIR light on, DTCs B0022, B0024, B0026, B0042-B0044 (2005-2006 Trailblazer, Envoy, Rainier, 9-7X) — General Motors ,
  5. 2023 Accord Owner's Manual: Airbag System Indicators — American Honda Motor Co.
  6. Camry Owner's Manual (OM06291U) — Toyota
  7. Nissan Supplemental Restraint Systems: damage analysis and repair using Diagnostic Trouble Codes (TechNews, Summer 2016) — Nissan North America ,
Last reviewed
Written by
Saurabh K.
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