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Buick · Known Issues

2013 Buick Enclave Problems: 4 Known Issues

2013 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated September 2026

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Issue summary

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Buick Enclave has 4 documented known issues, with 1 rated critical. The most serious is Stretched/Worn Timing Chain on 3.6L V6 ($3,200-$3,400 repair). Across all issues with published estimates, repair costs range from $200 to $3,400. DIY maintenance guides at au7o.io.

In This Article

  • Enclave Engine1
  • Enclave HVAC2
  • Enclave Cooling1
  • Recalls12
  • FAQ
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In This Article

  • Engine1
  • HVAC2
  • Cooling1
  • Recalls12
  • FAQ

All 4 Known Issues

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ALL YEARS2020201920182017201620152014201320122011201020092008

On the 2008-2013 Buick Enclave, the 3.6L (and 2.8L) high-feature V6 in 2008-2013 Enclaves is prone to timing chain stretch and worn chain guides/tensioners, sometimes appearing as early as 40,000-60,000 miles. As the chain elongates, valve timing drifts, triggering misfires and a rattle at idle/startup; if a chain jumps a tooth it can bend valves and cause catastrophic engine damage. GM acknowledged the defect (occurring even with regular oil changes) and issued Special Coverage Adjustment #11340C extending the chain warranty to 10 years/120,000 miles on affected engines.

This issue also affects: Buick LeSabre, Buick Park Avenue, Buick Cascada

Common Symptoms

  • Rattling noise at idle or cold startup
  • Check engine light
  • Engine misfire / rough running
  • Reduced engine power message
  • Metal shavings in oil

How to Fix

Replace the timing chains, guides, and tensioners (a full front-of-engine job). If covered under GM Special Coverage #11340C the repair is free up to 10yr/120k mi; otherwise it is an out-of-pocket repair. Keeping oil changes current and using correct-spec oil slows wear.

Typical repair cost:$3,200 - $3,400

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Community Reported
High ConfidenceVerifiedReviewed Jun 2026

On the 2013-2016 Buick Enclave, many 2013-2016 Enclaves lose air conditioning because fine copper particles ejected from the rear blower motor settle on the rear evaporator and, combined with condensation, corrode it and cause pinhole refrigerant leaks. High-pressure A/C lines can also leak at connections from vibration and corrosion. Owners notice the system gradually stops blowing cold, with no obvious external cause.

Common Symptoms

  • A/C blows warm or only intermittently cold
  • Loss of refrigerant over time
  • Oily residue near A/C line connections
  • Rear A/C not cooling

How to Fix

Recover the refrigerant, replace the corroded rear evaporator (and rear blower motor if shedding debris) or the leaking line, then evacuate and recharge the system. Confirm leak source with dye/UV before recharging.

Typical repair cost:$600 - $1,500

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Community Reported
High ConfidenceVerifiedReviewed Jun 2026

On the 2008-2017 Buick Enclave, enclaves commonly suffer failed HVAC blend-door actuators, with the plastic internal gears stripping or the small motor dying, often after about 80,000 miles. Because multiple actuators control temperature blend, vent direction, and recirculation, a failure leaves one zone stuck hot or cold, or produces a clicking/knocking sound behind the dash. The part itself is inexpensive but labor varies widely by which actuator failed.

This issue also affects: Chevrolet Malibu, Cadillac XTS, Chevrolet Camaro

Common Symptoms

  • Clicking or knocking noise behind the dash
  • One side blows hot while the other blows cold
  • Air won't change between vents/floor/defrost
  • Temperature stuck regardless of setting

How to Fix

Replace the failed blend-door actuator and recalibrate the HVAC system. Some actuators are easy to reach; others require significant dash disassembly, which drives up labor.

Typical repair cost:$200 - $600

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Community Reported
High ConfidenceVerifiedReviewed Jun 2026

On the 2008-2017 Buick Enclave, the 3.6L V6 in the Enclave is known for water pump failure, attributed in part to dissimilar metals in the pump that expand and contract at different rates and eventually allow coolant to seep. Owners frequently find coolant puddling after the car is parked and may see overheating if the leak is severe. It is considered a fairly routine wear item on this engine.

Common Symptoms

  • Coolant puddle under vehicle after parking
  • Low coolant level / frequent top-offs
  • Overheating or rising temperature gauge
  • Sweet coolant smell

How to Fix

Replace the water pump (and thermostat/gasket as needed), then refill and bleed the cooling system. A relatively common, moderate-cost repair on these vehicles.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • Engine Water Pump
    Cross-refWPGM-611V

    Aisin WPGM-611V. The article directly prescribes the water pump, and Aisin WPGM-611V covers every reviewed 2008-2017 Enclave year with exact product identity.

    eBay

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Typical repair cost:$495 - $1,100

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High ConfidenceVerifiedReviewed Jun 2026
NHTSA Recalls12 recalls

AIR BAGS:FRONTAL

General Motors, LLC (GM) is recalling certain 2008-2017 Buick Enclave and 2013-2017 Chevrolet Traverse vehicles. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.

Campaign #21V78200007/10/2021

SEATS

General Motors LLC (GM) is recalling certain model year 2016 Chevrolet Traverse, GMC Acadia, and Buick Enclave vehicles manufactured November 6, 2015, to November 12, 2015. The affected vehicles have a the third row left lower seat frame that may have welds that are not in the correction location.

Campaign #15V83300011/12/2015

VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

General Motors LLC (GM) is recalling certain model year 2016 Chevrolet Traverse, GMC Acadia, and Buick Enclave vehicles manufactured August 18, 2015 to September 24, 2015. Due to a manufacturing defect, the windshield wiper motor may overheat when used.

Campaign #15V60900029/09/2015
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Frequently Asked Questions

What are the most common Buick Enclave problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Buick Enclave has 4 documented issues. The most frequently reported are: Stretched/Worn Timing Chain on 3.6L V6, Rear A/C Evaporator Corrosion & Refrigerant Leaks, Water Pump Leak / Coolant Loss on 3.6L V6. Of these, 1 is rated critical and should be addressed promptly.

Is the Buick Enclave reliable?

The 2013 Buick Enclave has 4 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Stretched/Worn Timing Chain on 3.6L V6. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

How much does it cost to fix common Buick Enclave problems?

Repair costs for known Buick Enclave issues range from $200 to $3,400, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Stretched/Worn Timing Chain on 3.6L V6, typically costs $3,200-$3,400 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 2008-2013 Buick Enclave Stretched/Worn Timing Chain on 3.6L V6?

The 3.6L (and 2.8L) high-feature V6 in 2008-2013 Enclaves is prone to timing chain stretch and worn chain guides/tensioners, sometimes appearing as early as 40,000-60,000 miles. As the chain elongates, valve timing drifts, triggering misfires and a rattle at idle/startup; if a ch… Repairs typically run $3,200-$3,400. Severity: high.

What is the 2013-2016 Buick Enclave Rear A/C Evaporator Corrosion & Refrigerant Leaks?

Many 2013-2016 Enclaves lose air conditioning because fine copper particles ejected from the rear blower motor settle on the rear evaporator and, combined with condensation, corrode it and cause pinhole refrigerant leaks. High-pressure A/C lines can also leak at connections from… Repairs typically run $600-$1,500. Severity: medium.

Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.

Data compiled from NHTSA recalls, manufacturer TSBs, automotive forums, and AI-assisted research. No aggregated owner-report counts available for this vehicle yet.

AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

General Motors, LLC (GM) is recalling certain 2014-2017 Buick Enclave, Chevrolet Traverse, and GMC Acadia vehicles. The driver's air bag inflator may explode during deployment, due to a manufacturing defect.

Campaign #23V33400010/05/2023

SEAT BELTS

General Motors is recalling certain model year 2009-2014 Buick Enclave vehicles manufactured April 14, 2008, through May 14, 2014, Chevrolet Traverse vehicles manufactured June 6, 2008, through May 14, 2014, and GMC Acadia vehicles manufactured April 9, 2008, through May 14, 2014, and 2009-2010 Saturn Outlook vehicles manufactured April 14, 2008, through March 18, 2010. In the affected vehicles, the flexible steel cable that connects the seatbelt to the front outboard seating positions may fatigue and separate over time.

Campaign #14V26600020/05/2014

+ 7 more recalls. Check all on NHTSA.gov

Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.

What is the 2008-2017 Buick Enclave Water Pump Leak / Coolant Loss on 3.6L V6?

The 3.6L V6 in the Enclave is known for water pump failure, attributed in part to dissimilar metals in the pump that expand and contract at different rates and eventually allow coolant to seep. Owners frequently find coolant puddling after the car is parked and may see overheatin… Repairs typically run $495-$1,100. Severity: medium.

What is the 2008-2017 Buick Enclave HVAC Blend Door Actuator Failure?

Enclaves commonly suffer failed HVAC blend-door actuators, with the plastic internal gears stripping or the small motor dying, often after about 80,000 miles. Because multiple actuators control temperature blend, vent direction, and recirculation, a failure leaves one zone stuck… Repairs typically run $200-$600. Severity: low.