2020 Buick Encore Technical Service Bulletins

655 technical service bulletins (TSBs) are on record for the 2020 Buick Encore. 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.

• 10208991Feb 24, 2022Electrical system. This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.
• 10208983Feb 14, 2022Electrical system. This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
• 10214223Feb 4, 2022Equipment. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 10208971Feb 3, 2022Tires, Wheels. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
• 10213766Jan 28, 2022Equipment. This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
• 10213762Jan 28, 2022Equipment. This service bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10212633Jan 28, 2022Equipment. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
• 10213768Jan 27, 2022Equipment, Body and structure. This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
• 10213765Jan 27, 2022Fuel system, Other or unknown. 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.
• 10213761Jan 27, 2022Back-over prevention (rear camera). This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10212603Jan 27, 2022Brakes. This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
• 10214214Jan 19, 2022Steering, Equipment, Visibility (wipers, defrost, mirrors), Vehicle speed…. This service bulletin provides repair information to correct customer concerns of Unwanted Front Windshield Wiper Swipe, Cruise Control Wont Turn On, Steering Wheel Controls Inoperative, DTCs P155A SYM00, B1529 SYM03.
• 10212628Jan 18, 2022Electrical system. This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.
• 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.
• 10208034Jan 18, 2022Other or unknown. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10208029Jan 14, 2022Engine. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10208027Jan 14, 2022Fuel system, Brakes. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
• 10208020Jan 13, 2022Fuel system. This Preliminary information communicates the possibility of increased brake pedal effort due to vacuum pump failure
• 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.
• 10206726Dec 14, 2021Engine cooling. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
• 10207916Dec 13, 2021Exterior lighting, Engine cooling, Electrical system. This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
• 10212551Dec 2, 2021Equipment, Engine cooling. This bulletin provides information for the low oil pressure light on at idle, which may be caused by oil pressure being bled off due to debris in the oil drain check valve and/or a smashed oil filter.
• 10205587Nov 16, 2021Engine cooling, Electrical system, Equipment. This service bulletin provides diagnostic/repair information to correct customer concerns of a Crank No Start or Extended Crank, Malfunction Indicator Lamp (MIL) Illuminated.
• 10204448Nov 11, 2021Engine, Engine cooling. This Preliminary information communicates the possibility of dtc p0299 p0234 setting due to oil/moisture cndensate freezing in Turbocharger Wastegate Regulator Solenoid Valve (TCV) during cold weather driving
• 10205576Nov 9, 2021Visibility (wipers, defrost, mirrors), Equipment, Exterior lighting. This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
• 10205738Nov 8, 2021Tires, Wheels. This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.
• 10205539Nov 8, 2021Equipment, Engine cooling. 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.
• 10205568Nov 3, 2021Electrical system, Steering, Visibility (wipers, defrost, mirrors), Equipment. This service bulletin provides repair information to correct customer concerns of Unwanted Front Windshield Wiper Swipe, Cruise Control Wont Turn On, Steering Wheel Controls Inoperative, DTCs P155A SYM00, P1529 SYM03.
• 10202407Sep 27, 2021Engine cooling. This Preliminary information communicates the possibility of dtc p0299 p0234 setting due to oil/moisture cndensate freezing in Turbocharger Wastegate Regulator Solenoid Valve (TCV) during cold weather driving
• 10201310Aug 11, 2021Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support.
• 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.
• 10205044Aug 5, 2021Exterior lighting. This service bulletin provides repair procedures to correct customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions for LE2 Engines, Charge Air Cooler (CAC) Icing - Malfunction Indicator Lamp (MIL) Illuminated.
• 10201263Jul 28, 2021Electrical system. This Preliminary information communicates the possibility of a misfire occuring due to a broken center insulator on the spark plug.
• 10201252Jul 21, 2021Air bags, Transmission and drivetrain. 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…
• 10201251Jul 21, 2021Electrical system. This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
• 10201250Jul 20, 2021Engine, Equipment. This Preliminary information communicates the possibility of a misfire occuring due to a broken center insulator on the spark plug.
• 10200149Jun 28, 2021Visibility (wipers, defrost, mirrors), Equipment. This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
• 10200151Jun 21, 2021Exterior lighting, Equipment. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
• 10201285Jun 16, 2021Tires. 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.
• 10201281Jun 15, 2021Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 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.
• 10200137Jun 10, 2021Other or unknown. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 10200152Jun 7, 2021Equipment, Transmission and drivetrain. This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

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