2018 Buick Enclave Problems & Top Complaints

If you’re a car owner, then you know that sometimes things go wrong with your vehicle. It can be frustrating when you have to take it in for repairs, but thankfully, most problems are relatively minor and easy to fix. However, some cars seem to have more problems than others. If you’re unlucky enough to own a 2018 Buick Enclave, then you may be experiencing some serious issues with your vehicle. 

According to recent reports, Enclave has been plagued with several problems since its release. So far, Buick hasn’t been able to come up with a solution. If you’re one of the unlucky owners, then you’ll want to read on for information about the most annoying 2018 Buick Enclave problems and what you can do about them.

2018 Buick Enclave Overview

The 2018 Buick Enclave is a full-size SUV that seats up to seven passengers. It’s available in four trim levels: Preferred, Essence, Premium, and Avenir. Standard features on the base Preferred trim include 18-inch alloy wheels, a hands-free tailgate, tri-zone automatic climate control, keyless entry and start, LED headlights and taillights, forward collision warning with pedestrian detection, front and rear park assist, and a rearview camera.

The Essence trim adds driver seat memory settings, leather upholstery, heated front seats, and second-row captain’s chairs (reducing passenger capacity to six). 

The top-of-the-line Avenir comes standard with 20-inch alloy wheels, an upgraded infotainment system, a head-up display, adaptive cruise control, automated emergency braking, lane keep assist, and a sunroof.

A V6 engine is standard on all 2018 Enclaves. It produces 310 horsepower and 266 pound-feet of torque. Front-wheel drive is standard on every trim but the Avenir where all-wheel drive is mandatory. 

Properly equipped, the 2018 Enclave can tow up to 5,000 pounds. EPA fuel economy estimates are 20 mpg combined (17 city/24 highway) for front-wheel drive models and 19 mpg combined (16 city/23 highway) for all-wheel drive variants. In Edmunds’s performance testing, an all-wheel drive 2018 Buick Enclave went from zero to 60 mph in 7 seconds flat which is about average for the class.  

When properly equipped the 2018 Enclave has a maximum towing capacity of 5000 lbs. The 2018 Buick Enclave has a gross vehicle weight rating(GVWR) of 7100 lbs with a curb weight ranging from 4695 to 5070 lbs depending on the equipment level. All 2018 Buick Enclaves come standard with 8 airbags as well as traction control and electronic stability control systems.

This model sets itself apart with highly configurable third-row seating., lots of safety features., Available all-wheel drive., Attractive styling inside and out., and spacious cabin Even with its slightly higher starting price than some rivals. Despite being affordable and comfy among its owners, the 2018 Buick Enclave is plagued with numerous problems. Keep reading below to find out more.

Most Annoying 2018 Buick Enclave Problems

2018 Buick Enclave owners have reported a variety of problems with their cars. The most common complaints concern the transmission, engine, brakes, and A/C problems.

Transmission Problems

According to carcomplaints.com, the 2018 Buick Enclave has been having transmission problems. Nearly 300 drivers have reported issues with their transmission, and the problem seems to be getting worse. Many drivers have complained that their transmission slips or jerks, and some have even had their car completely stall. This is a serious problem, as it can lead to accidents or even injuries. 

Buick has yet to issue a recall for the transmission, but they have extended the warranty to 10 years/120,000 miles for customers who are experiencing problems. If you own a 2018 Enclave, it’s important to be aware of these issues and to take precautions when driving. You may want to avoid heavy traffic or long trips until the problem is resolved.

Engine Problems

According to carcomplaints, the 2018 Buick Enclave has had numerous engine problems reported. Engine stalling, misfiring, and power loss are the most commonly reported issues. In some cases, the engine may even shut off completely while the vehicle is in motion. These issues can be extremely dangerous and have led to many accidents. 

Fortunately, Buick has issued a recall for affected vehicles and will be repairing the engines free of charge. However, customers have complained that the repairs are not always effective and that the problem often persists even after the recall work has been completed. 

At this time, it is unclear what is causing the engine problems, but Buick has issued a recall for a small number of vehicles due to an issue with the fuel pump. It remains to be seen if this will resolve the issue for all affected owners.

Brake Problems

Brakes are an essential safety feature of any car, so it’s worrisome when drivers start to experience problems with them. Unfortunately, this appears to be the case with the 2018 Buick Enclave, as several complaints have been made about brake issues. 

According to carcomplaints.com, some drivers have reported that their brakes feel “spongy” and take longer to engage than they should. Others have said that their brakes make strange noises, or that the car pulls to one side when braking.

 In some cases, these problems have led to accidents. It’s unclear at this time what is causing these brake issues, but it’s a cause for concern. Drivers who own a 2018 Buick Enclave should keep an eye out for any potential problems and get their car checked by a mechanic at the first sign of trouble.

A/C Problems

A/C problems have been a well-documented issue with the 2018 Buick Enclave. Carcomplaints.com has received numerous complaints from drivers about the A/C not working properly. The most common problem seems to be that the A/C blows warm air, even when it’s set to a cool temperature. 

This can be quite frustrating, especially during the hot summer months. There have also been reports of the A/C making strange noises, such as clicking or rattling. While these issues may not be as major as the A/C blowing warm air, they can still be quite annoying. 

If you’re experiencing any A/C problems with your 2018 Buick Enclave, you’re not alone. Thankfully, there are a few things you can do to try and fix the problem. First, make sure that all of the A/C vents are open and that nothing is blocking them. Next, check to see if the A/C filter needs to be replaced. If neither of these solutions works, then you may need to take your car to a mechanic for further diagnosis.


The Buick Enclave has been having some problems this year. The most common problem is the engine shutting off without warning. Other people have had problems with the brakes, airbags, and infotainment system. GM has issued a recall for the 2018 Buick Enclave because of these issues. If you own a 2018 Buick Enclave, make sure to take it in for service and get it fixed as soon as possible.