2021 Cadillac Escalade ESV Technical Service Bulletins

1,138 technical service bulletins (TSBs) are on record for the 2021 Cadillac Escalade ESV. 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.

• 10235397Apr 5, 2023Engine cooling, Fuel system. This service bulletin explains how to identify possible DEF system contamination.
• 10236134Apr 4, 2023Transmission and drivetrain, Electrical system, Air bags. This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime…
• 10235561Apr 4, 2023Steering, Engine cooling, Body and structure, Transmission and drivetrain…. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10235398Apr 4, 2023Equipment, Electrical system, Engine cooling. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
• 10235405Apr 3, 2023Electrical system, Equipment. This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
• 10234171Mar 30, 2023Engine cooling. This bulletin provides diagnostic information when checking the exhaust system for leaks.
• 10234236Mar 23, 2023Body and structure. This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
• 10234163Mar 23, 2023Equipment, Electrical system. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
• 10234153Mar 23, 2023Electrical system, Equipment, Body and structure. This technical bulletin provides repair information to correct a customer concern of Articulating Running Board Inoperable.
• 10234141Mar 23, 2023Engine cooling. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
• 10234229Mar 21, 2023Equipment. This Preliminary information communicates and issue with customers misunderstanding weather they need to bluetooth pair the factory provided headphones.
• 10234150Mar 20, 2023Electrical system, Engine cooling. This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
• 10234147Mar 20, 2023Equipment, Body and structure. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
• 10234144Mar 20, 2023Engine cooling, Electrical system, Wheels, Fuel system. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
• 10234142Mar 20, 2023Engine cooling. This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
• 10234139Mar 20, 2023Fuel system. This service bulletin provides information on availability of Diesel Fuel additives.
• 10234110Mar 17, 2023Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10234109Mar 17, 2023Transmission and drivetrain, Electrical system. This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start.
• 10233969Mar 17, 2023Engine cooling. 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.
• 10233835Mar 17, 2023Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10233830Mar 17, 2023Engine cooling. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
• 10233829Mar 17, 2023Engine 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.
• 10234107Mar 16, 2023Electrical system, Equipment. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
• 10234105Mar 16, 2023Engine cooling. This service bulletin explains how to identify possible DEF system contamination.
• 10233838Mar 16, 2023Engine cooling, Fuel system. This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
• 10233831Mar 16, 2023Engine cooling. This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10233833Mar 14, 2023Engine 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.
• 10233358Mar 10, 2023Electrical system, Equipment. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
• 10233334Mar 10, 2023Engine cooling, Fuel 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.
• 10233345Mar 8, 2023Engine cooling. This bulletin provides diagnostic information when checking the exhaust system for leaks.
• 10233338Mar 8, 2023Tires, Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10234206Mar 6, 2023Back-over prevention (rear camera), Electrical system. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10234205Mar 6, 2023Transmission and drivetrain. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
• 10232712Mar 3, 2023Engine cooling, Electrical system. This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.
• 10232845Feb 28, 2023Transmission and drivetrain. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
• 10232837Feb 27, 2023Body and structure, Back-over prevention (rear camera). This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
• 10232469Feb 27, 2023Equipment. This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.
• 10232835Feb 24, 2023Forward collision avoidance. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
• 10232464Feb 24, 2023Engine cooling, Electrical system. This technical bulletin provides repair information to correct a customer concern of LM2 Engine Calibration Update for DTC P003A.
• 10232459Feb 22, 2023Engine cooling, Electrical system. This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
• 10232287Feb 21, 2023Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10232288Feb 20, 2023Equipment. This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
• 10232283Feb 17, 2023Body and structure, Visibility (wipers, defrost, mirrors), Other or unknown. This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
• 10232143Feb 17, 2023Equipment. This warranty administration bulletin provides policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
• 10231844Feb 17, 2023Engine cooling. Service Update- Certain vehicles may have a condition where the engine control module calibrations can be enhanced to improve the accuracy of certain diagnostic tests. Dealers are to reprogram the engine control module.
• 10232822Feb 16, 2023Back-over prevention (rear camera). 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.
• 10232821Feb 16, 2023Equipment. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10232275Feb 16, 2023Transmission and drivetrain. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
• 10232155Feb 16, 2023Fuel system. This technical bulletin provides a procedure to replace the fuel feed line if found the cause of the failure which set the DTC.
• 10232136Feb 15, 2023Exterior lighting. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.

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