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2026 Buick Enclave maintenance schedule

The 2026 Enclave is part of the Third Generation (2025-2026), sold as an SUV. Below: its service intervals with the source behind each one, the fluids it takes, and the NHTSA recalls issued for it.

Service schedule

What the 2026 Enclave needs, and when

Manufacturer rows link to Buick's own schedule, Independent rows to a service shop or parts retailer's published guide.

ServiceIntervalSource
Engine oil and filter (LK0)

OLM based (7-8 mo typical)

7,500 miIndependent
Engine air filter (LK0)45,000 mi / 4 yearsIndependent
Cabin air filter (LK0)

Standard replacement

22,500 mi / 2 yearsIndependent
Tire rotation (LK0)

Crucial for AWD (7-8 mo typical)

7,500 miIndependent
Brake fluid (LK0)45,000 mi / 3 yearsIndependent
Engine coolant (LK0)

Dex-Cool

150,000 mi / 5 yearsIndependent
Transmission fluid (LK0)

Severe service interval

45,000 miIndependent
Spark plugs (LK0)

Turbocharged heat range

97,500 miIndependent
Serpentine belt (LK0)

Inspect starting at 45k

150,000 mi / 10 yearsIndependent
Differential and transfer case fluid (LK0)

AWD models only

45,000 miIndependent
PCV valve (LK0)Inspect, replace as neededIndependent
12V battery (LK0)

High electrical load architecture

Inspect, replace as neededIndependent

Intervals are for normal driving; towing, short trips, extreme heat or dust shorten them.

Fluids and engines

What goes in it

Engine oil
dexos1 Gen 3, 5.3 qt
Coolant
Dex-Cool (Orange)
Transmission fluid
Dexron ULV

Powertrains in this generation

  • 2.5L 4-cyl (LK0), 328 hp, 8-speed automatic, FWD/AWD

Confirm the exact spec against the owner's manual or the label under the hood; capacities vary by engine and drivetrain.

Safety recalls

1 NHTSA recall for the 2026 Buick Enclave

From NHTSA's recall database, matched by model and year. Recall repairs are free at Buick dealers, and a given car may already be fixed or fall outside a campaign, so check the VIN at nhtsa.gov/recalls before you buy.

Equipment

NHTSA 26V114000

February 2026

General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet Blazer EV, Corvette Convertible, Corvette Coupe, Corvette Convertible E-Ray, Equinox, Silverado 1500, 2500, 3500, Silverado EV, Suburban 1500, Tahoe, Traverse, GMC Acadia, Hummer EV Pickup, Hummer EV SUV, Sierra 1500, 2500, 3500, Sierra EV, Terrain, Yukon, and Yukon XL vehicles. The radio may not have been set to the correct status to download the electronic owner's manual during production. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, “Occupant Protection.”

Remedy: Dealers will reset the vehicle radio, which will facilitate automatic download of the electronic owner’s manual, free of charge. Owner notification letters were mailed April 16, 2026. Owners may contact GM customer service at 1-866-467-9700, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-333-4223. The manufacturer's number for this recall is N252540430. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 26, 2026.

Other Enclave model years

Third Generation (2025-2026)

20252026

C1XX (2018-2024)

2018201920202021202220232024

Shopping new? The Buick Enclave guide covers the current model, with what it costs to keep for 1 to 15 years.

Sources

Researched 2026-09-18. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.

Running an Enclave for income?

Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2026 Enclave earns before you buy it.

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