Does the 2021 Buick Enclave have any recalls?

The 2021 Buick Enclave has 1 recall on file with NHTSA, including issues with air bags:side/window:curtain.

How many complaints have been filed for the 2021 Buick Enclave?

27 consumer complaints have been filed with NHTSA for the 2021 Buick Enclave.

Are there technical service bulletins (TSBs) for the 2021 Buick Enclave?

There are 653 technical service bulletins (TSBs) on file with NHTSA for the 2021 Buick Enclave.

2021 Buick Enclave Service and Repair Manual

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Factory-Grade Data

2021 Buick Enclave service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

Step-by-step repair procedures and service information
Specifications and reference data (where provided)
Electrical coverage with wiring diagrams
Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

Premium Sport Utility 4-Door
Preferred Sport Utility 4-Door
Essence Sport Utility 4-Door
Avenir Sport Utility 4-Door

Engines covered

3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated

Index / Table of contents

Body
Brakes
Chassis Electrical
Driveline
Engine Cooling
Engine Electrical
Engine Mechanical
Engine Performance & Emission Controls
Fuel System
General Information & Identification
Heating, Ventilation, & Air Conditioning
Hybrid & Electric Vehicle Systems
Steering
Suspension
Transmission, Clutch, & Transfer Case
Wiring Diagrams

Payment & Security

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Vehicle Safety Data

2021 Buick Enclave Recalls & Complaints

NHTSA #22V21000031/03/2022Component: AIR BAGS:SIDE/WINDOW:CURTAIN

General Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Traverse and 2021-2022 Buick Enclave vehicles. The harness connector to the left or right side roof rail air bag may have incompatibl

Consequence

Roof rail air bags that do not deploy as intended increase the risk of injury in a crash.

Remedy

Dealers will replace the harness connector to the roof rail air bags, free of charge. Owner notific

TSB #11032764

Pi created to provide GM dealers with information on gathering information for projection issue

TSB #11032763

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

TSB #11030974

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

TSB #11030532

Improvements to OnStar functionality.

TSB #11030092

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

TSB #11030091

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11029950

This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss

TSB #11028977

Improvements to OnStar functionality. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during

Showing the 8 most recent of 653 technical service bulletins on file with NHTSA.

20260428Component: ELECTRICAL SYSTEM

About six months ago the tailgate foot sensor failed and has not worked. Since then, the tailgate began randomly opening on its own, mostly when the car is parked and shut off, but as of today(4-28-2

20260418Component: ELECTRICAL SYSTEM

The trunk latching system malfunction even when it is set to OFF. When the vehicle is off or running it will open automatically then will not shut unless you turn the car on then shut the car off put

20260418Component: UNKNOWN OR OTHER

The trunk latching system malfunction even when it is set to OFF. When the vehicle is off or running it will open automatically then will not shut unless you turn the car on then shut the car off put

20250807Component: ELECTRICAL SYSTEM

Problem: The back hatch or trunk door pops open randomly on its own, many times a day. In a parking lot once. It hasn't happened while I've been driving. Safety issue because if it were to open wh

20250630Component: UNKNOWN OR OTHER

The catalytic converter has been replaced 3 times. The flex pipes has been repaired and replaced 4 times and the exhaust pipes has been welded on 5 times. The back tail pipe fail off while driving and

Showing the 5 most serious of 27 complaints filed with NHTSA.

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