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Service bulletins for the 2018 Buick Enclave

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.

1027 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
20NA0712020-04-27. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST; EQUIPMENT. This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp illuminated and/or Service Power Brake Assist message displayed, with DTCs P0557 or P0558 Stored.
17NA3142020-03-30. Service bulletin. EQUIPMENT; SERVICE BRAKES. This technical bulletin provides a procedure to replace the power brake booster vacuum check valve and hose to correct a condition of Intermittent Service Power Brake Assist Message With a Brake Shudder and Possible DTC P0557 Set/Stored due to the Power Brake Booster Vacuum Sensor providing intermittent incorrect vacuum values due to circuit board fault.
19NA1152020-03-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. This technical bulletin provides repair information to correct a customer concern of a rear brake squeal noise.
PIT5662D2020-02-10. Service bulletin. PARKING BRAKE. This Preliminary information communicates information to diagnose DTC C056D or C056E.
PIT3271J2019-12-09. Service bulletin. WHEELS; SERVICE BRAKES, AIR:ANTILOCK. 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.
19NA1152019-09-23. Service bulletin. SERVICE BRAKES. This technical bulletin provides repair information to correct a customer concern of a rear brake squeal noise.
17NA2172019-08-19. Service bulletin. SERVICE BRAKES, HYDRAULIC. This technical bulletin provides a procedure to replace the front brake pads with single shim pad kit to correct a condition of Squeal Noise Originating from Front Brakes During Brake Apply.
17NA2172019-07-29. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS; SERVICE BRAKES, HYDRAULIC. This technical bulletin provides a procedure to apply grease to the shims on the front brake pads to correct a condition of Squeal Noise Originating from Front Brakes During Brake Apply.
PIT5662B2019-06-10. Service bulletin. PARKING BRAKE. This Preliminary information communicates information to diagnose DTC C056D or C056E.
17NA2172019-04-22. Service bulletin. SERVICE BRAKES, HYDRAULIC. This technical bulletin provides a procedure to apply grease to the shims on the front brake pads to correct a condition of Squeal Noise Originating from Front Brakes During Brake Apply.
PIT5441C2019-04-08. Service bulletin. SERVICE BRAKES; EQUIPMENT; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; PARKING BRAKE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:ELECTRICAL; LANE DEPARTURE. This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that may have an Object Detection System Message Diagnostic Trouble Codes U0075, U026A, U026B, U026C, U0265, U0268, and/or U0269 stored in the active safety module. Technician should inspect his Multiple Diagnostic Interface cable for damage. Technician should use the Multiple Diagnostic Interface on a like vehicle with object detection bus or theEL-47955-1 MDI 1, MDI 2 Self-Test Loopback Adapter,if there are no issues found finish with diagnosing the customer’s concern, if concern is present in the like vehicle replace the Multiple Diagnostic Interface cable.
PI1410B2018-05-21. Service bulletin. PARKING BRAKE. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
18NA0432018-05-21. Service bulletin. STEERING; WHEELS; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR; SERVICE BRAKES, AIR:DISC:ROTOR. This technical bulletin provides procedures for How to Determine if Wheel to Rotor Interface Click Noise is Present to correct conditions of Clicking Noise from Front of Vehicle with Wheels Straight Ahead on Acceleration Tip In/Tip Out or While Turning at Low Speeds due to torque requirements.
18NA0672018-05-21. Service bulletin. WHEELS; SERVICE BRAKES. This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
17NA3142018-05-21. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST; SERVICE BRAKES. This technical bulletin provides a procedure to replace the power brake booster vacuum check valve and hose to correct a condition of Intermittent Service Power Brake Assist Message With a Brake Shudder and Possible DTC P0557 Set/Stored due to the Power Brake Booster Vacuum Sensor providing intermittent incorrect vacuum values due to circuit board fault.

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