2023 Chevrolet Suburban 1500 Technical Service Bulletins

615 technical service bulletins (TSBs) are on record for the 2023 Chevrolet Suburban 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.

• 10242204Aug 10, 2023Engine cooling. This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
• 10242070Aug 10, 2023Engine cooling, Electrical system. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10242125Aug 8, 2023Transmission and drivetrain, Engine cooling, Electrical system. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
• 10242061Aug 7, 2023Suspension, Transmission and drivetrain, Steering, Engine cooling. 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.
• 10241861Aug 4, 2023Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y168 – Multiple Updates for IOK.
• 10241859Aug 2, 2023Engine cooling. This Informational bulletin advises the technician of possible areas the oil may leak from the engine.
• 10241418Aug 2, 2023Engine cooling, Fuel system. This informational bulletin provides information on Clean Exhaust Filter See Owner Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
• 10241955Aug 1, 2023Equipment, Body and structure, Electrical system. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the assist step totally being inoperative and not functioning with door operation or radio center stack setting.
• 10241858Aug 1, 2023Electrical system, Engine cooling. This bulletin advises the technician of a possible coolant hose that might be kinked causing the customer concern.
• 10241853Aug 1, 2023Engine cooling, Fuel system. This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
• 10241503Aug 1, 2023Fuel system, Electrical system. 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.
• 10241502Aug 1, 2023Fuel system, Engine cooling. This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
• 10241417Aug 1, 2023Engine cooling, Fuel system. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
• 10241416Aug 1, 2023Fuel system. This service bulletin provides information on availability of Diesel Fuel additives.
• 10241415Aug 1, 2023Equipment. This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

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