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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.

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By component

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Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
20NA1752020-11-30. Service bulletin. STRUCTURE:FRAME AND MEMBERS; EQUIPMENT:MECHANICAL. This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle.
20NA1942020-10-26. Service bulletin. EQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box.
20NA1752020-10-26. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle.
18NA3062020-10-26. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
150089002B2020-09-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.
20NA1412020-08-31. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of the Tri-Fold Tonneau paint finish fading or discolored.
19NA2552020-08-31. Service bulletin. STRUCTURE; EQUIPMENT. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
PIT5533C2020-08-10. Service bulletin. STRUCTURE; SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will need to loosen and then re-torque the four front frame cross member nuts and bolts.
PIT57492020-08-10. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This Preliminary information communicates an issue with the rear door lock rod sticking in the door panel bezel and provides direction on repairing the issue.
20NA0592020-08-10. Service bulletin. STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS. This technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself.
PI0281H2020-06-01. Service bulletin. STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
20NA0952020-05-26. Service bulletin. STRUCTURE; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin is advising dealers to replace the grilles due to rust.
18NA3832020-05-26. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
19NA1042020-04-06. Service bulletin. EQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
18NA3832020-04-06. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
18NA2392020-04-06. Service bulletin. STRUCTURE. This technical bulletin provides a procedure to add washers on the lower column mounting bracket locations due to the shaft laying on the metal support at the bottom of the column.
PIT57332020-03-09. Service bulletin. EQUIPMENT; STRUCTURE; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
18NA3832020-03-02. Service bulletin. STRUCTURE:FRAME AND MEMBERS; VISIBILITY:GLASS, SIDE/REAR. This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
18NA2792020-03-02. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
N1922824802020-02-18. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE; BACK OVER PREVENTION. Customer Satisfaction Program. Certain vehicles, may have several wires going to the body control module (BCM) damaged due to the installation/removal of the aftermarket LoJack alarm system from the vehicle. Dealer will inspect the wires going to the BCM and knee bolster for evidence that a LoJack alarm system was removed and repair as necessary.
PIP57052020-02-10. Service bulletin. STRUCTURE; POWER TRAIN. This Preliminary information communicates A vehicle may have a concern of a vibration or drone around 40 MPH and 1200 RPM under a light load. Debris in the tranmission mount. Inspect the transmission mount for debris. If debris is found, clean the mount, reinstall and evaluate for the concern.
PIT5728B2020-02-10. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web.
18NA3832020-01-27. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window.
PIP5673A2020-01-21. Service bulletin. STRUCTURE. This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
19NA2572019-12-16. Service bulletin. STRUCTURE:FRAME AND MEMBERS. This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.

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