2018 GMC Yukon XL Technical Service Bulletins

919 technical service bulletins (TSBs) are on record for the 2018 GMC Yukon XL. 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.

• 10212605Jan 18, 2022Engine. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
• 10212625Jan 11, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10213760Jan 10, 2022Brakes. This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
• 10212588Jan 6, 2022Other or unknown, Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10213767Jan 4, 2022Equipment. 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.
• 10213759Jan 4, 2022Fuel 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.
• 10213757Jan 4, 2022Tires. This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
• 10207911Dec 10, 2021Transmission and drivetrain. This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.
• 10212560Dec 9, 2021Engine cooling. This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
• 10205540Nov 23, 2021Engine cooling, Transmission and drivetrain. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
• 10205738Nov 8, 2021Wheels, Tires. This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.
• 10205539Nov 8, 2021Engine cooling, Equipment. This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
• 10205737Nov 5, 2021Equipment. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.
• 10205059Aug 6, 2021Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10205048Aug 6, 2021Engine. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
• 10205045Aug 4, 2021Seats. This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.
• 10201176Jul 21, 2021Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency…
• 10200149Jun 28, 2021Equipment, Visibility (wipers, defrost, mirrors). This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
• 10200151Jun 21, 2021Equipment, Exterior lighting. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
• 10199285Jun 16, 2021Visibility (wipers, defrost, mirrors). This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
• 10200154Jun 15, 2021Transmission and drivetrain, Equipment. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
• 10200152Jun 7, 2021Transmission and drivetrain, Equipment. This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
• 10200153Jun 3, 2021Equipment. This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
• 10200089May 27, 2021Equipment. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 10197314May 27, 2021Transmission and drivetrain. This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
• 10199281May 25, 2021Fuel system. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
• 10198890May 25, 2021Electrical system. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
• 10199235May 21, 2021Equipment. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10198844May 21, 2021Equipment. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10200090May 17, 2021Equipment. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
• 10200088May 17, 2021Equipment. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 10197294May 12, 2021Body and structure, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
• 10197286May 7, 2021Suspension. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center.
• 10199249May 6, 2021Equipment. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10198858May 6, 2021Tires. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10197317May 5, 2021Electrical system. Service Update Bulletin (Labor Codes Added). Certain vehicles may have a condition where the engine control module (ECM) software allows the Auto Stop to occur at a state of charge below 65%. Auto Stop is supposed to be inhibited at 65% to protect against excessive battery wear and discharge. Dealers are to reprogram the ECM.
• 10199271May 3, 2021Engine. This service bulletin provides diagnostic information for a customer concern of engine vibration.
• 10199241May 3, 2021Electrical system. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
• 10199238May 3, 2021Engine, Electrical system. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10198880May 3, 2021Engine cooling. This service bulletin provides diagnostic information for a customer concern of engine vibration.
• 10198850May 3, 2021Fuel system. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
• 10198847May 3, 2021Engine cooling. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10194079Apr 30, 2021Transmission and drivetrain. This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
• 10194114Apr 23, 2021Equipment. This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition.
• 10195126Apr 22, 2021Engine. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
• 10194101Apr 16, 2021Equipment. This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ (U.S. Only).
• 10194081Apr 13, 2021Equipment. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
• 10193450Apr 12, 2021Wheels. This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
• 10195128Apr 9, 2021Suspension. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
• 10194084Apr 8, 2021Equipment. This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.

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