C0277 on Chevrolet

Brake pedal position sensor fault (GM)

Severity: Inspect soon

The code can leave stop lamps working wrongly and disable cruise and stability control; an owner reported a crash with constant brake lights.

It gets more serious if:

Stop: Stop and have the vehicle inspected if a red BRAKE warning light comes on or the brake pedal feels different.

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

This page covers only what differs on Chevrolet. For what C0277 means, the ranked causes and the test order, see the C0277 guide.

2005–2018 · Malibu
Supported by vehicle data
GM bulletins and a dealer record cover C0277 on the Malibu. Not verified as current.

SB-08-05-22-009AStatus unverified
Brake lights, park shift, cruise with C0161/C0277
2005malibu · issued February 18, 2010 · NHTSA 10032206
Perform the repair outlined in GM bulletin 08-05-22-009; NHTSA summary only.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.
19NA202Status unverified
Stabilitrak message, stop lamps, C0595/C0277/U0422
2018malibu · issued October 28, 2019 · NHTSA 10166628
Correct the condition by the GM procedure; summary only.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

Chevrolet SB-08-05-22-009A: CHEVROLET/PONTIAC/SATURN: INTERMITTENTLY BRAKE LIGHTS (STOP LAMPS) DO NOT FUNCTION CORREC — NHTSA manufacturer communications (flat file, NHTSA ID 10032206)
Chevrolet 19NA202: This Technical bulletin provides a procedure to correct conditions of Service Stabilitrak — NHTSA manufacturer communications (flat file, NHTSA ID 10166628)
NHTSA complaint ODI 10577667: 2008 Chevrolet Malibu, C0277 BCM code — NHTSA Office of Defects Investigation
NHTSA complaint ODI 10400984: 2008 Pontiac G6, C0277 brake pedal position sensor — NHTSA Office of Defects Investigation

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