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Service bulletins for the 2023 Buick Encore GX

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

484 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIP6037A2025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a potential for dtc p0496 to fail due to damaged purge solenoid valve O-rings.
PIT5995A2025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the dealer the location of the rear child seat latch anchor locations.
PIP6037A2025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a potential for dtc p0496 to fail due to damaged purge solenoid valve O-rings.
PIP6032A2025-02-03. Service bulletin. POWER TRAIN. This Preliminary Information communication advises the technician on possible sources of transmission fluid leaks from the transmission oil filter or cooler line seals .
PIP6031A2025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to technicians that to seperate the case halves clean the mating surfaces and replace the gasket.
PIC65912025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealer to contact TAC for a specific display issue.
24-NA-2392025-01-30. Service bulletin. ELECTRICAL SYSTEM; SEATS; STRUCTURE:BODY; STEERING; ENGINE. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
21-NA-2932025-01-30. Service bulletin. ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Poor Engine Performance in Extremely Cold Weather Conditions, Charge Air Cooler Icing - Malfunction Indicator Lamp (MIL) Illuminated, DTC P0299, P0234, P0236, P00C7 Set.
09-06-04-026Z2025-01-23. Service bulletin. ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
PIP5929B2025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the dealers diagnostic tips related to MIL on with P219A.
PIP60372025-01-20. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates a potential for dtc p0496 to fail due to damaged purge solenoid valve O-rings.
PIP60362025-01-20. Service bulletin. POWER TRAIN. This Preliminary information communicates diagnostic aids for a surge or fishbite concern
07-00-89-037U2025-01-18. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
20-NA-1322025-01-18. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
22-NA-0532025-01-09. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
22-NA-0382025-01-09. Service bulletin. UNKNOWN OR OTHER. This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
18-NA-2632025-01-09. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
23-NA-0642025-01-03. Service bulletin. ELECTRICAL SYSTEM. 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.
PIP5929A2024-12-20. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates to the dealers diagnostic tips related to MIL on with P219A.
22-NA-2382024-12-19. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
08-07-30-035I2024-12-19. Service bulletin. POWER TRAIN. This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
21-NA-1812024-12-18. Service bulletin. POWER TRAIN. This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation.
19-NA-2192024-12-17. Service bulletin. ENGINE. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
PIP60332024-12-16. Service bulletin. POWER TRAIN. This Preliminary information communicates to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.
PIP60322024-12-16. Service bulletin. POWER TRAIN. This Preliminary Information communication advises the technician on possible sources of transmission fluid leaks from the transmission oil filter or cooler line seals .

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.