TransmissionMedium
9-speed automatic harsh or delayed shifts.
- Typically appears
- Any
- What to inspect
- Test-drive through low-speed shifts.
- Typical repair
- Routine repair · £180–£700
Is the 2018–2024 Buick Enclave reliable?
Scored from 8 documented faults · reviewed by the VehicleFaults Research Team
Quick answer
6.3/ 10
MixedOn our documented-fault scoring the Buick Enclave rates 6.3 out of 10 · mixed. We hold 8 known faults for it and none of them are rated critical, so the risk is mostly wear rather than disaster. The weak points cluster around transmission, engine and electrical. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.
Verdict · Negotiate · budget for the known faults
What the score is built from
- Critical
- 0
- High
- 0
- Medium
- 6
- Low
- 2
Weak points cluster around transmission, engine, electrical, brakes.
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Check this carThe faults that decide it
EngineMedium
3.6L V6 timing-chain wear and stop/start faults.
- Typically appears
- 80,000+ miles
- What to inspect
- Listen for chain rattle on start; test stop/start.
- Typical repair
- Timing chain, tensioner & guides · £900–£2,400
BrakesMedium
Electronic parking-brake and ABS module faults.
- Typically appears
- Any
- What to inspect
- Check for warning lights; test the parking brake.
- Typical repair
- Brakes (discs, pads, caliper) · £200–£800
SteeringMedium
Clunking or popping noise when turning the steering wheel at low speeds or over small bumps.
- Typically appears
- 40,000-70,000 miles
- What to inspect
- With the engine running and the vehicle stationary, turn the steering wheel lock-to-lock rapidly. Listen for a distinct mechanical clunk or feel for play in the steering column.
- Typical repair
- Steering rack / column repair · £400–£1,500
Body/ExteriorMedium
Power boot lid fails to open fully, drops unexpectedly, or makes a grinding noise during operation.
- Typically appears
- 50,000-80,000 miles
- What to inspect
- Operate the power boot using the key fob and the interior switch. Observe for smooth travel, listen for motor strain, and ensure the struts hold the tailgate in its fully open position.
- Typical repair
- Suspension refresh (per axle) · £250–£1,100
Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.
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