The worst problem year of the Buick Enclave is by far the 2008 model year. In addition to this year having the most overall complaints, the 2008 is also rated as the wrist due to e average repair cost, mileage at the problem inception, and the severity of the issues in the vehicle.
Most Common Buick Enclave Problems
The most common problems with the Buick Enclave focus on the transmission, steering system, engine, interior accessories, windows and windshield, body and paint, AC/heater, brakes, drivetrain, and electrical system.
The most common Buick Enclave problems regarding the transmission focus on the transmission failure, vehicle rolling back on hills while driving, axle oil leaking, torque converter failure, and the transmission fluid leaking. The 2008 model year has the most complaints regarding the transmission problems, with Buick fixing the issue in the subsequent years.
To fix the transmission failure, the typical repair cost comes to around $3,570 to replace the transmission, repair the part, or rebuild the part at an average mileage of 92,000 miles. The severity for this transmission issue is 8.7 out of 10, with owners stating that the transmission slips and causes the RPMs to skyrocket.
In addition, the car will show other signs like the shift solenoids malfunctioning, diagnostic trouble codes appearing in the vehicle, and the car not being able to function at high speeds.
Owners may notice that the Enclaves have a stretched timing chain due to overuse. Since this part is an essential cog of every single internal combustion engine in a car, the timing chain being stretched too thin can cause the engine’s valves to not open and close at the right time.
The timing chain has a function of moving around the camshaft, the crankshaft, and the engine so that it turns and works at the right time. If this part is not working correctly, it can lead to expensive repair and replacements at an average mileage of 40,000 miles.
When the timing becomes thrown off due to the stretched timing chain, the check engine light will appear on the dashboard when the sensors show the issue. Other signs to watch out for in terms of a stretched chain include a loud vibration while the engine is running, the engine misfiring, or oil metal shavings.
The most common steering issues with the Buick Enclave focus on the power steering failure, loud power steering pump noise, squeaking noise while steering, clicking while turning, excessive leaking, vibrating while driving, difficulty turning, and the car pulling while braking.
Power Steering Failure
The typical repair cost for the power steering failure comes to around $1,880 to replace the power steering unit, replace the rack and pinion, and replace the pump and rack at nearly 90,000 miles. This failure is usually easy to notice and diagnose due to the hard turning and controlling of the wheel, with earlier models having the most issues.
To fix the loud power steering pump, the typical repair cost comes to around $640 to replace the sering pump at around 57,000 miles. The severity rating of this fix comes to 6.8 out of 10, with owners stating that this is one of the most severe steering Buick Enclave problems.
The most common Buick Enclave problems that focus on the engine deal with the engine failure, check engine light coming on, reduced engine power and performance, engine running while the ignition is turned off, acceleration delays, and oil going into the air intake manifold.
In order to fix the engine failure and keep your car running at a safe level, you will need to pay a hefty price to replace the entire engine. Getting a new engine is one of the most expensive parts in your vehicle, costing the Enclave owner atround $7,060 at an average of 111,000 miles.
Owners state that this is one of the most severe , Buick Enclave problems, with common signs like the engine blowing during use, the head gasket malfunctioning, and the power steering pump and rack not working correctly.
The second most severe engine issue in the Buick Enclave is the check engine light coming on the dashboard. This problem costs about $930 to fix, with the solution being to replace either the timing chain, fuel injector, or leaking cylinder head at around 97,000 miles.
Interior Accessories Problems
The fourth category of Buick Enclave problems focuses on the interior accessories, with owens stating that the interior accessories do not work correctly, the audio system does not provide sound, the transmission sends a hot idle engine warning, the door locks stop working, the entertainment system button labels scratching off, and the brake light remaining on.
To repair the interior accessories working incorrectly, the most common solution is to bring your car to a mechanic so they can evaluate which issue is causing the malfunctioning and the faulty dash lights.
Windows and Windshield Problems
The main concerns focusing on the windows and windshield in the Buick enclave form owners focus on the leaking sunroof, the heated windshield module short circuiting, the heated windshield wiper failing, and the windshield wipers not working at all.
The sunroof leaking is one of the most common Buick Enclave problems in this category, costing around $80 to clear the drain tubes at around 71,000 miles. The severity rating of this sunroof issue comes to 9,0 out of 10, with owners starting this problem can reduce the comfort of your ride.
Owners state that they have recognized a short circuit can cause the Enclave to drain the battery, meaning the car will shut off and slowly siphon the engine until it stalls and does not run correctly.
The main solution to fix the heated windshield module short circuiting is to remove the module, replace it, and check for any issues in your vehicle at an average of around 22,000 miles in most instances.
Body and Paint Problems
The sixth category of most common Buick Enclave problems focus on the water leaking into the interior, the quarter panel coming off, the lift gate not working properly, the battery compartment being full of water, and the side appliances on the doors bubbling up. The NHTSA also cited many issues regarding the structural body, the hatchback and liftgate, and the hatchback liftgate support device.
To fix the water leaking into the interior, the most common solution is to unclog drain lines at around 97,000 miles, with owners stating that the severity of this problem comes to a 10 out of 10. In addition, fixing the quarter panel flying off can happen by replacing the panel at around 17,000 miles on average.
AC and Heater Problems
The next category of most common Buick Enclave problems focus on the AC and heater, with the top concerns being the AC not working properly, the AC leaking onto the passenger floor, and the heater fan motor being damaged by the water. To fix the AC not working properly the most common solution is to replace the AC line at an average repair cost of around $1,680 and occurring at 82,000 miles.
The severity rating of this problem is 9,2 out of 10, with owners stating that the AC will not cool the car and the power steering hose can break and malfunction.
The top Buick Enclave problems regarding the brakes focus on the brakes wearing out prematurely, the traction stabilizer going out, and the car having dirty brake fluid that can contaminate the fuel system. To fix the brakes being damaged prematurely, the typical repair cost comes to $220 to replace the brakes at around 110,000 miles.
The most common Buick Enclave problems in the drivetrain category deal with the outer CV boot leaking, the 4WD not engaging the rear wheels, and the drive shaft falling out while driving. The typical repair cost for the outer CV boot leaking includes replacing the CV boot at around 37,000 miles.
The top electrical issues in the Buick Enclave focus on the car engine not turning over, the computer failing, and the alternator catching fire. The most common solution of the alternator catching fire is to replace the alternator or battery at around 102,000 miles.
Worst Buick Enclave Models
2008 Buick Enclave problems
The 2008 Buick Enclave has the highest number of issues and also the highest incidence of most severe problems. The top categories of concern in this model year focus on the transmission, the steering system, the engine, and the body and paint.
The main transmission issues deal with transmission failure, axle oil leaks, torque converter failure, and leaking transmission. Fixing the transmission failure involves you paying for an extensive and expensive transmission replacement in your vehicle.
Regarding this category of the Buick Enclave problems, the steering system shows issues with the power steering, the noise coming from the power steering pump, the steering making a squeaking noise, and the car vibrating while driving. To fix the power steering, the typical repair cost is around $1,880 to replace the power steering unit or rack and pinion.
To fix the engine issues in the Buick Enclave in the 2008 model, you need to keep an eye out for the symptoms of the reduced engine power, acceleration delay, and oil going into the air intake manifold. Some fixes of the check engine light coming on include the replacement of the fuel injector or timing chain at just below 100,000 miles.
2009 Buick Enclave problems
The second worst model in terms of overall problems and severity of issues is the 2009 model year, with the worst Buick Enclave problems being the transmission, engine, and steering.
The top transmission concerns from car owners of the 2009 Enclave is the transmission failure, transmission slipping, and the car not going into reverse. To fix the transmission failure, the general trepari cost comes to around $4,070 to rebuild or replace the transmission at around 101,000 miles.
The main engine concerns in the 2009 Enclave focus on the check engine light coming on, the engine running roughly, the car sticking at a high RPM, and the timing chain coming loose during driving. To fix the check engine light, the typical repair cost comes to $3,460 to replace the timing chain and engine at just below 70,000 miles.
The third category of Buick Enclave problems in the 2009 model year focus on the steering, with the top concerns being the power steering not working properly. The typical repair cost of the power steering comes to $1,460, with the most common solution being to replace the power steering at around 78,000 miles.
2010 Buick Enclave problems
The top concerns for owners of the 2001 Enclave focus on the engine, the steering, and the AC and heater.
The most common Buick Enclave problems about the engine focus on the stretched timing chain, the engine stopped working, the engine bolt breaking, the engine valve dropping into the cylinder, and the vehicle speed control. To fix the timing chain, the typical repair cost comes to around $3,130 to replace the timing chain at just over 101,000 miles, with the severity rating being a 9,2 out of 10.
The next set of Buick Enclave problems in the 2010 model year focus on the steering, with the top concerns being the power steering failing and the rack and pinion failing. To fix the power steering failure, the typical repair cost comes to around $1,810 to replace the steering rack, replace the rack and pinion, and replace the entire power steering pump. This fix will usually occur at around 70,000 miles.
2011 Buick Enclave problems
The first category of Buick Enclave problems focus on the timing chain failure, blown engine, loss of power, check engine light on, engine RPM inconsistency, front end squeaking under acceleration, and vehicle speed control. To fix the timing chain failure, the general repair cost is about $4,000 to replace the timing chain and the engine at around 126,000 miles.
Owners state that they notice engine knocking diagnostic trouble codes, car losing power, loud screeching sounds from the engine, and a malfunctioning timing chain, timing pulley and timing tensioners.
The most common steering concerns in the 2011 Buick Enclave is the howling noise when turning ,the power steering rack leaking, the gearbox failing, the mcar making a loud humming sound, a metal crunching sound when turning, and the steering wheel tightening up during use.
To fix the loud noise when turning, you may need a steering replacement at around 55,000 miles. To fix the leaking power steering rack, the typical repair cost is $1,600 to replace the steering rack at around 76,000 miles.
The last category of complaints regarding the Buick Enclave problems in the 2011 model year focus on the difficulty starting after refueling and the poor miles per gallon rating. To fix the trouble with starting, owners should get their car inspected at around 114,000 miles to prevent this issue from getting worse over time.
The Buick Enclave is a popular car model that was very popular in the late 2000s, despite the prevalent Buick Enclave problems. The 2008 Buick Enclave has the most overall complaints, and is also rated as the worst model year based on various factors like the repair cost, ceragem image of problems, and severity of issues in your vehicle.