2023 GMC Sierra 1500 Technical Service Bulletins

1,264 technical service bulletins (TSBs) are on record for the 2023 GMC Sierra 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10225719Oct 26, 2022Engine cooling. This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot.
• 10225711Oct 25, 2022Engine cooling, Electrical system. This service bulletin provides a procedure to repair a customer concern of Stop/Start System Inhibited / IBS / Battery Monitor with Module Malfunction Indicator Light (MIL) Illuminated - DTC U152D, P15FF, P305D, P305E, U01B0 Set.
• 10226391Oct 20, 2022Vehicle speed control. This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern.
• 10225615Oct 19, 2022Electrical system. This service bulletin provides information on Module Harvesting.
• 10226382Oct 18, 2022Brakes. This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
• 10226381Oct 18, 2022Engine cooling. This Preliminary information communicates the possibility of a normal balance shaft gear whine noise to exist in the engine and is normally most audible at or above 1500rpm. This noise does not create any reliabilty or durability issues with the engine.
• 10226380Oct 17, 2022Equipment. This Preliminary information communicates that the EGT sensors are on a parts restriction.
• 10226378Oct 14, 2022Engine cooling. This Preliminary information communicates that the exhaust particulate matter sensor is on a parts restriction.
• 10226377Oct 14, 2022Equipment. This Preliminary information communicates that the NOx sensors are on a parts restriction.
• 10226376Oct 14, 2022Fuel system. This Preliminary information communicates that the diesel exhaust fluid injector is on a parts restriction.
• 10226374Oct 14, 2022Equipment. This Preliminary information communicates that the E66 ECM is on a parts restriction.
• 10226372Oct 14, 2022Engine cooling. This Preliminary information communicates that the exhaust backpressure valve is on a parts restriction.
• 10226371Oct 14, 2022Equipment. This Preliminary information communicates that the exhaust aftertreatment catalytic converter assemble w/filter is on a parts restriction.
• 10226370Oct 14, 2022Back-over prevention (rear camera). This Preliminary information communicates and issue when driving at highway speeds (above 60 mph) that there is a noise from the rear seat area that could be described as a buffering, pulsing, vibrating, roaring, booming type noise. Dealers are to fill the C pillar cavities with sound deadening material to correct the issue.
• 10226369Oct 13, 2022Equipment. This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
• 10226365Oct 7, 2022Equipment. This Preliminary information communicates to the dealer of an exchange program that was placed on the 3.0L LZ0 engine in the 2023 Siverado and Sierra.
• 10224820Oct 7, 2022Equipment. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
• 10226361Oct 6, 2022Other or unknown. This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering is aware of the issue and working on a fix.
• 10224831Oct 4, 2022Body and structure. This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
• 10224310Sep 30, 2022Other or unknown, Electrical system. This Preliminary information communicates to dealer there is a known issue with the IPC software and that General Motors is working on a solution
• 10222842Sep 29, 2022Engine cooling. This engineering information (EI) closure ends the need for further information from the field in regards to Service Engine Soon (SES) Lamp illuminated and/or “Service Emissions System” message on the Driver Information Center (DIC).
• 10224302Sep 28, 2022Equipment. This Preliminary information communicates an issue of the wrong part number WSS being installed during a service procedure and to warn dealership tech to make sure the correct part number WSS is installed.
• 10222839Sep 28, 2022Equipment. This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.
• 10222841Sep 27, 2022Electrical system. This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
• 10222836Sep 27, 2022Engine cooling. This informational bulletin advises the tech on how to check the oil on the new vehicles.
• 10222824Sep 27, 2022Equipment, Body and structure. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
• 10222823Sep 27, 2022Engine cooling, Fuel system. This service bulletin provides information on availability of Diesel Fuel additives.
• 10222777Sep 16, 2022Transmission and drivetrain, Brakes, Engine cooling, Suspension, Steering. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
• 10222776Sep 16, 2022Electrical system. The intent of this service 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.
• 10222771Sep 16, 2022Engine cooling. This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10222770Sep 16, 2022Transmission and drivetrain, Engine cooling. This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
• 10222766Sep 16, 2022Engine cooling, Fuel system. 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.
• 10222796Sep 14, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10222780Sep 14, 2022Fuel system, Engine cooling. This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.
• 10222779Sep 14, 2022Engine cooling, Fuel system. This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
• 10222778Sep 14, 2022Engine cooling, Fuel system. This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
• 10222772Sep 14, 2022Engine cooling. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10222765Sep 14, 2022Fuel system, Engine cooling. This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
• 10222733Sep 14, 2022Equipment. This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 10222739Sep 13, 2022Engine cooling, Fuel system. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
• 10222736Sep 13, 2022Fuel system. This service bulletin provides information on availability of Diesel Fuel additives.
• 10222734Sep 13, 2022Engine cooling. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10222732Sep 13, 2022Engine cooling. This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
• 10222782Sep 12, 2022Fuel system, Engine cooling. This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
• 10222781Sep 12, 2022Engine cooling, Fuel system. This informational bulletin explains how to identify possible DEF contamination.
• 10222773Sep 12, 2022Fuel system, Engine cooling. 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.
• 10222660Sep 9, 2022Engine cooling. This informational bulletin provides a way for the technician to identify if the ECM has been modified.
• 10222658Sep 9, 2022Fuel system. This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
• 10222650Sep 9, 2022Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10222649Sep 9, 2022Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

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