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Service bulletin PIT5707

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10165881
Published by NHTSA2019-10-15
Manufacturer's numberPIT5707
Manufacturer's date2019-09-09
NHTSA componentSERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR

NHTSA's summary

This Preliminary information communication provides information to the dealer about vehicles with the ABS light or Service Stability Message displayed with C050A or C0504 DTC's set. Dealer may find manufacturing debris on the wheel speed sensor reluctor wheel causing this concern. Dealer is to clean the debris from the reluctor wheel and evaluate for concern.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Anti-lock brakes, Wheel speed sensor

Trouble codes named

C0504, C050A

Vehicles listed
CHEVROLET SILVERADO 25002020 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002020 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PIT61452024-04-15. Service bulletin. This Preliminary information communicates information to verify if the vehicle frame has been lengthened or shorted as a result of the vehicle upfit. Dealer to refer to GM Upfitter bulletin 171 if frame has been modified.
PIT5569B2022-08-15. Service bulletin. This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
PIP5834A2022-03-14. Service bulletin. This Preliminary information communicates that the service 4wd message related to C119E can be diagnosed and repaired.