2020 Buick ENCORE GX Manufacturer communications & TSBs.Page 5
Original record summaries, dates and identifiers for this model-year. Records 401–500 of 637, ordered newest first. Dated records on this page: Jun 21, 2021–Aug 22, 2022.
Read the applicability before drawing a conclusion.
This archive includes service bulletins, warranty notices, software instructions and other communications. Records may repeat or supersede earlier instructions. A model-year association is not proof that a document covers every engine, trim, VIN or reported symptom, or that a repair is free.
NHTSA download snapshot: Sep 28, 2026. These are communication associations for this vehicle, not unique defects. How records are joined and counted.
Aug 22, 2022Service Bulletin/Repair Instructions
11-00-89-005T
NHTSA communication ID: 10219278
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Service Power Steering DIC Message, DTC C0051 58 - Steering Wheel Angle Sensor Error Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates the possibility of dtc p0089 or p0228c be set in history and advising not to replace fuel system components unless codes are active and published diagnostics have been completed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering information (EI) closure ends the needs for any more picture requests from the field of Broken Wire in Harness Between ECM and Multifunction Sensor (MAF Sensor).
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
Source components: ENGINE AND ENGINE COOLING · FUEL SYSTEM, DIESEL · FUEL SYSTEM, GASOLINE · SERVICE BRAKES · WHEELS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
Source components: STRUCTURE · STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides a procedure to locate and repair a possible loose wire crimp in the engine wiring harness to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates the possibility of dtc p06DD due to low or no oil pressure immediately following engine oil and filter change due to oil filter and main oil gallery being drained or empty.
Source components: ENGINE · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Check Engine Lamp On and/or Reduced Engine Power message displayed on the driver information center (DIC).
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING · EQUIPMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Service Power Steering DIC Message, DTC C0051 58 - Steering Wheel Angle Sensor Error Set.
Source components: STEERING · STEERING:ELECTRIC POWER ASSIST SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
Source components: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN · UNKNOWN OR OTHER.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
Source components: TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealers information related to isolating a potential engine wiring harness issue causing a MIL on with P0521.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
Source components: ELECTRICAL SYSTEM:SOFTWARE · ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) · EXTERIOR LIGHTING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.
Source components: POWER TRAIN:AUTOMATIC TRANSMISSION.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information to correct a customer concern of Service Power Steering DIC Message, DTC C0051 58 - Steering Wheel Angle Sensor Error Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealer if the lane keep assist and forward collision alert are inoperative, both indicators may be flashing on and off while driving. When pressing button to turn on the lane keep assist they receive a message stating the system is not available. If the above conditions are met to verify that all of the tires are the correct size as per vehicle build. If an incorrect tire side if found on the vehicle it will cause a wheel speed discrepancy on straight road travel that will disable all driver assistance (Front Camera Module) systems relying on wheel speed sensor data inputs. LKA ? Lane Keep Assist LDW ? Lane Departure Warning FCA ? Forward Collision Alert LSCMB ? Low Speed Collision Mitigation Braking (RPO-UHY)
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealers information related to isolating a potential engine wiring harness issue causing a MIL on with P0521.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates to the dealers information related to isolating a potential engine wiring harness issue causing a MIL on with P0521.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This service bulletin is to inform dealers that in extreme cold weather, a grille winter cover needs be added during PDI to avoid the customer returning with concerns related to charge air cooler icing.
Source components: ENGINE AND ENGINE COOLING:COOLING SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
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.
NHTSA source summary · Original PDF not reviewed by Recallfolio
Service Update. Certain vehicles may have engine control module software that leads to erroneous additional fuel enrichment under rare driving conditions. Dealers are to reprogram the engine control module.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) · EQUIPMENT.