Service bulletin 19NA124

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)
Type	Service bulletin
NHTSA id	10163244
Published by NHTSA	2019-07-29
Manufacturer's number	19NA124
Manufacturer's date	2019-06-10
NHTSA component	ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

This informational bulletin provides information for reprogramming to update the ECM with the latest calibration.

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

Electrical system, Software

Vehicles listed
CHEVROLET COLORADO	2016, 2017, 2018
GMC CANYON	2016, 2017, 2018

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
20-NA-132	2024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIP5632G	2023-01-30. Service bulletin. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP4902Q	2023-01-30. Service bulletin. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
N182191300	2022-05-31. Service bulletin. Customer Satisfaction. In certain vehicles, certain types of off-road use can, in rare cases, cause the vehicle?s roof-rail air bags and seat belt pretensioners to deploy. Dealers will reprogram the sensing and diagnostic module (SDM) with updated software.
16NA019	2021-02-01. Service bulletin. This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
17NA291	2019-11-25. Service bulletin. This technical bulletin provides a procedure to replace the radio for vehicles with the condition of Intermittent Pop Noise from the Speakers Followed by a Reset of the Radio and Clock due to a software issue.
PIP5369C	2019-06-03. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have "Service 4 Wheel Drive" message on the Driver Information Center. Provides the technician with additional information to ensure that the TCCM contains the latest software released to address previous issues, also advises of default action changes. Calls out specific circuits to be inspected to help isolate intermittent codes.
PIE0496A	2019-04-22. Service bulletin. This engineering informational bulletin is requesting information for the drivers door window regulator being inoperative due to possible software.
070849020P	2019-04-22. Service bulletin. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
PIT5236K	2019-04-08. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical Assistance Center for further assistance. If the Firmware Over-the-Air version on the scan tool is lower than 6708 Dealer can order the part thought the Instrument Sales and Service website process.