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2021 Buick Envision maintenance schedule

The 2021 Envision is part of the E2XX generation (2021-2026), sold as an SUV. Below: its service intervals with the source behind each one, the fluids it takes, the problems owners report for this year, and the NHTSA recalls issued for it.

Service schedule

What the 2021 Envision needs, and when

11 of these 12 items come from Buick's own published schedule. Manufacturer rows link to Buick's own schedule, Independent rows to a service shop or parts retailer's published guide. Rows marked Unverified have no source Carlyle could confirm and are shown for completeness.

ServiceIntervalSource
Engine oil and filter (LSY)

OLM dictated

7,500 mi / 1 yearManufacturer
Engine air filter (LSY)45,000 mi / 4 yearsManufacturer
Cabin air filter (LSY)

Replace more frequently if dusty

22,500 mi / 2 yearsManufacturer
Tire rotation (LSY)

Sync with oil change

7,500 mi / 1 yearManufacturer
Brake fluid (LSY)

Flush

45,000 mi / 3 yearsManufacturer
Engine coolant (LSY)

Dex-Cool

150,000 mi / 5 yearsManufacturer
Transmission fluid (LSY)

Severe interval

45,000 miManufacturer
Spark plugs (LSY)

Standard interval

97,500 miManufacturer
Serpentine belt (LSY)

Inspect 45k

150,000 mi / 10 yearsManufacturer
Differential and transfer case fluid (LSY)

AWD models only

45,000 miManufacturer
PCV valve (LSY)Inspect, replace as neededUnverified
12V battery (LSY)

Test annually

Inspect, replace as neededManufacturer

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 qt
Coolant
Dex-Cool (Orange)
Transmission fluid
Dexron HP

Powertrains in this generation

  • 2.0L 4-cyl (LSY), 228 hp, 9-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.

Known problems

What 2021 Envision owners run into

Problems reported for this model year, with the mileage they tend to show up at. Buying past a window is not automatically a pass - it just needs to be priced in.

P0299 Turbo Underboost

high severity

30,000-80,000 mi · $450-$4,000 to fix

Check engine light, low power

Source: au7o.io

Top-End Engine Ticking

medium severity

20,000-60,000 mi

Audible ticking from valvetrain

Source: au7o.io

Control Arm Bushing Wear

medium severity

40,000-70,000 mi · $511-$589 to fix

Clunking over bumps

Source: repairpal.com

Safety recalls

2 NHTSA recalls for the 2021 Buick Envision

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.

Exterior lighting

NHTSA 22V903000

December 2022

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Remedy: The body control module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed January 23, 2023. Owners may contact GMC customer service at 1-888-988-7267, Chevrolet customer service at 1-800-222-1020, or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N222386380. This recall expands previous recall number 22V-827.

Air bags

NHTSA 21V421000

June 2021

General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.

Remedy: The communications gateway module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N212338110.

Running costs

What maintenance typically costs

A typical year of maintenance
$233

Typical US independent-shop estimates for this generation; they vary by region and condition.

Other Envision model years

E2XX (2021-2026)

202120222023202420252026

D2XX (2016-2020)

20162017201820192020

Shopping new? The Buick Envision 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 Envision for income?

Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2021 Envision earns before you buy it.

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