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Service bulletins for the 2019 GMC Canyon

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.

984 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT5512B2021-01-25. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician to inspect for aftermarket accessory lamps for a loss of remote functions.
PI0754D2020-12-21. Service bulletin. VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS; VISIBILITY:GLASS, SIDE/REAR. This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
990851001E2020-12-21. Service bulletin. EQUIPMENT; STRUCTURE. Thins informational bulletin provides information on Paint-less Dent Repair Process.
100605002I2020-12-21. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
060089031F2020-12-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
030604017O2020-12-21. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. This Informational Bulletin provides information on availability of Diesel Fuel additives.
000310002L2020-12-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; WHEELS. This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
20NA1562020-12-21. Service bulletin. SUSPENSION; SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. This technical bulletin provides a procedure to replace the rear axle c-clips if found the cause of the customers concern.
20NA0972020-12-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This technical bulletin provides repair information to correct a customer concern of Unwanted Radio Volume Ramp Up to Max, Radio Resets, Radio Display Blank, or Non-Responsive to Touch.
18NA2632020-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
PIT57942020-12-14. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. This PI explains the concern and advises to return the part to the ESC for the correct part if the incorrect part number is received
PIT3271K2020-12-14. Service bulletin. WHEELS; TIRES. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
PIP5416D2020-12-14. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communicates to the technician the potential areas of concern in which the engine wiring harness may chafe. It describes in detail what to look for. If you encounter any of these specific described chafes, inspect, repair (as necessary) and route the wiring harness away from these possible chafe points.
PIT57902020-12-14. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating
1308116001F2020-12-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
060089026Q2020-12-07. Service bulletin. EQUIPMENT. This warranty administration bulletin provides information on Warranty Administration - Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
050604022R2020-12-07. Service bulletin. FUEL SYSTEM, DIESEL. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
20NA2132020-11-30. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE AND ENGINE COOLING. This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48.
20NA1962020-11-30. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes.
20NA1112020-11-30. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Normal Remote Window Operation and Radio Setting Description.
20NA0972020-11-30. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This technical bulletin provides repair information to correct a customer concern of Unwanted Radio Volume Ramp Up to Max.
20NA0522020-11-30. Service bulletin. STRUCTURE:BODY. This technical bulletin provides repair information to correct a customer concern of ticking type noise heard from the driver and/or passenger side center pillar upper trim panel structure, on bumpy roads.
19NA2372020-11-30. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT. This informational bulletin explains how to identify possible DEF contamination.
19NA2332020-11-30. Service bulletin. ENGINE. This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not.
20NA1102020-11-30. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP. This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.