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.

• 11007725Aug 14, 2024Electrical system, Other or unknown. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y171 – Multiple Updates.
• 11006331Aug 13, 2024Electrical system. This Preliminary information communicates Engineering is investigating a no audio issue.
• 11006324Aug 13, 2024Fuel 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.
• 11006322Aug 13, 2024Fuel system. This Preliminary information communicates an issues of the left rear leaf spring making a squeaking noise due to diesel fuel contamination that may occur during refueling after the fuel nozzle is removed from the fuel filler pipe. Dealers are to create a foam seal around the fuel filler pipe to prevent fuel from leaking onto the left spring.
• 11006316Aug 13, 2024Electrical system. This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
• 11006313Aug 13, 2024Other or unknown. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 11006304Aug 13, 2024Other or unknown, Electrical system. This Preliminary information communicates that GM is aware of and working on the audio issue.
• 11006293Aug 13, 2024Electrical 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.
• 11006291Aug 13, 2024Electrical system. This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.
• 11006285Aug 13, 2024Engine. 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.
• 11006274Aug 13, 2024Electrical 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.
• 11006269Aug 13, 2024Suspension. This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
• 11007718Aug 12, 2024Engine. This service bulletin explains how to identify possible DEF system contamination.
• 11006228Aug 12, 2024Electrical system, Other or unknown. This Preliminary information communicates that GM is aware of and working on the audio issue.
• 11006875Aug 10, 2024Engine, Fuel system, Electrical system. This bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Loss of Power, Fuel Gauge Inoperative/Erratic, MIL Illuminated - DTC P023F and/or P129F Set.
• 11007202Aug 9, 2024Fuel system. This bulletin advises the tech that there are extra characters on the fuel injector and to ignore the last numbers when identifying flow rate.
• 11007154Aug 9, 2024Engine. 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.
• 11007123Aug 9, 2024Engine. This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
• 11007118Aug 9, 2024Engine, Fuel system. This technical bulletin provides a procedure to test the intake manifold for any possible leaks that may cause the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P0172, P026D, P2459, and/or P2A00 Set.
• 11006812Aug 9, 2024Electrical system, Other or unknown. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK.
• 11006714Aug 9, 2024Engine. This Informational bulletin advises the technician of possible areas the oil may leak from the engine.
• 11006682Aug 9, 2024Other or unknown. This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 11007155Aug 8, 2024Engine. This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
• 11007115Aug 8, 2024Engine. This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 11006865Aug 8, 2024Other or unknown. Informational bulletin on Information on Paper Owners Manual for US Territories and Puerto Rico.
• 11007121Aug 7, 2024Engine. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 11007095Aug 7, 2024Fuel 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.
• 11006670Aug 7, 2024Engine. 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.
• 11007116Aug 6, 2024Electrical system, Engine. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 11007091Aug 5, 2024Engine. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 11006604Aug 3, 2024Fuel system, Engine. 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.
• 11006647Aug 2, 2024Engine. This bulletin advises the technician of a possible kinked coolant hose that might be causing the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P026A Set.
• 11006645Aug 1, 2024Electrical system, Engine. This informational bulletin provides a way for the technician to identify if the ECM has been modified.
• 11006644Aug 1, 2024Other or unknown. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 11006511Jul 31, 2024Visibility (wipers, defrost, mirrors). This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
• 11006470Jul 31, 2024Engine. This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
• 11006371Jul 26, 2024Electrical system, Other or unknown. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
• 11006278Jul 26, 2024Other or unknown. This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
• 11006408Jul 25, 2024Other or unknown, Electrical system. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK.
• 11006421Jul 24, 2024Transmission and drivetrain. 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.
• 11006290Jul 24, 2024Engine, Electrical system. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
• 11006410Jul 23, 2024Electrical system, Engine, Fuel system. This bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Loss of Power, Fuel Gauge Inoperative/Erratic, MIL Illuminated - DTC P023F and/or P129F Set.
• 11006377Jul 23, 2024Fuel system. This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
• 11006282Jul 22, 2024Wheels. This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
• 11005351Jul 18, 2024Transmission and drivetrain. 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.
• 11005339Jul 17, 2024Engine. 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.
• 11005005Jul 11, 2024Other or unknown, Electrical system. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK.
• 11004999Jul 11, 2024Brakes. This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris.
• 11004996Jul 10, 2024Engine, Electrical system. 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.
• 11005311Jul 9, 2024Transmission and drivetrain. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

← All problems reported for the 2023 GMC Sierra 1500