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Service bulletins for the 2019 GMC Sierra

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.

2009 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIP59912024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the dealer technician to reference the electronic parts catalog to check the EGR valve part number that was installed.
23-NA-1422024-08-16. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.
PIP59902024-08-16. Service bulletin. ENGINE. This Preliminary information communicates a part restriction for certain MY 2.7 L3B service engines
24-NA-1412024-08-15. Service bulletin. POWER TRAIN. GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
20-NA-0382024-08-15. Service bulletin. FUEL/PROPULSION SYSTEM. This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
18-NA-2792024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
PIP5865C2024-08-13. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.
PIT61802024-08-13. Service bulletin. SEATS. This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
PIT6134A2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
PIP5569B2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer of a repair kit they received that will prevent this issue when installed correctly.
12-01-37-001G2024-08-13. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
PIP5712C2024-08-13. Service bulletin. ENGINE. This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer or cam drive system component related service procedures.
16-NA-3422024-08-13. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.
00-03-10-002M2024-08-13. Service bulletin. WHEELS. This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
16-NA-1582024-08-13. Service bulletin. UNKNOWN OR OTHER. This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
PIT5195H2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 MPH at any given speed when looking straight at the needle.
PIT5650B2024-08-13. Service bulletin. STRUCTURE:BODY. This Preliminary information communicates that trucks built at Oshawa assembly utilize a powder anti-chip material process for stone guard protection, which does not have a textured appearance. The anti-chip performance meets all engineering criteria for durability and quality without a visibly textured surface. Trucks built at Flint, Fort Wayne, and Silao will have a textured appearance to the stone guard protection.
23-NA-1422024-07-31. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.
20-NA-2032024-07-30. Service bulletin. ENGINE. This informational bulletin explains how the regen works for the DEF system and how it works at different levels.
17-NA-1572024-07-30. Service bulletin. ENGINE. This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
99-04-20-002O2024-07-30. Service bulletin. POWER TRAIN. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
19-NA-1292024-07-24. Service bulletin. SUSPENSION. This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
16-NA-0192024-07-23. Service bulletin. POWER TRAIN. This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
21-NA-0892024-07-22. Service bulletin. SERVICE BRAKES. This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris.
23-NA-0022024-07-22. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This technical bulletin provides repair information to correct a customer concern of Charge Air Cooler (CAC) Icing, Check Engine Lamp Illuminated, Possible P0299, P2227, and/or P0300 DTCs Set.

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