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2025 GMC Sierra 1500 maintenance schedule

The 2025 Sierra 1500 is part of the GMT T1XX generation (2019-2026), sold as a pickup. 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 2025 Sierra 1500 needs, and when

1 of these 13 items comes from GMC's own published schedule. Manufacturer rows link to GMC'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

Requires dexos1/dexosD full synthetic

7,500 mi / 1 yearIndependent
Engine air filter

Inspect at oil changes; 45,000 mi is a check cadence, not a confirmed replacement interval

Inspect, replace as neededIndependent
Cabin air filter

Replace more frequently in dusty environments

22,500 mi / 2 yearsIndependent
Tire rotation

Check tread wear and balance

7,500 mi / 1 yearIndependent
Brake fluid60,000 mi / 5 yearsIndependent
Engine coolant

DEX-COOL drain and replenish

150,000 mi / 5 yearsIndependent
Transmission fluid

Severe duty interval

45,000 miIndependent
Spark plugs (Gas)97,500 miIndependent
Diesel oil pump drive belt (LM2, LZ0)

Wet belt inside the 3.0L diesel that drives the oil pump (the cams are chain-driven); reported at 150,000 mi for the LM2 and 200,000 mi for the LZ0

150,000 mi / 15 yearsUnverified
Serpentine belt

Inspect accessory drive belts

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

For 4WD models

45,000 miIndependent
PCV valve (Gas)Inspect, replace as neededManufacturer
12V battery

Test cold-cranking amps annually

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
0W-20 / 0W-30
Coolant
DEX-COOL
Transmission fluid
DEXRON ULV

Powertrains in this generation

  • 2.7L 4-cyl (L3B), 310 hp, 8-Speed Automatic, RWD/4WD
  • 5.3L 8-cyl (L82), 355 hp, 6-Speed Automatic, RWD/4WD
  • 5.3L 8-cyl (L84), 355 hp, 8-Speed/10-Speed, RWD/4WD
  • 6.2L 8-cyl (L87), 420 hp, 10-Speed Automatic, 4WD
  • 3.0L 6-cyl diesel (LM2), 277 hp, 10-Speed Automatic, RWD/4WD
  • 3.0L 6-cyl diesel (LZ0), 305 hp, 10-Speed Automatic, RWD/4WD

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

Known problems

What 2025 Sierra 1500 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.

DFM lifter failure

high severity

50,000-120,000 mi · $4,000-$7,000 to fix

Ticking, misfire, engine light

Source: grangerwarranty.com

Safety recalls

1 NHTSA recall for the 2025 GMC Sierra 1500

From NHTSA's recall database, matched by model and year. Recall repairs are free at GMC 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 adaptive/mobility

NHTSA 25V876000

December 2025

Rollx Vans (Rollx) is recalling certain GMC Yukon, Sierra, Chevrolet Express 2500, Ford Transit, E-250, Toyota Sienna, Sienna Hybrid, Honda Odyssey, Chrysler Town and Country, Voyager, Pacifica, Dodge Grand Caravan, and Ram Promaster vehicles equipped with QRT-Deluxe and QRT-Max wheelchair restraints. Please refer to Rollx's recall report for specific model year information. The retractors may not lock, preventing the wheelchair from being properly secured.

Remedy: Rollx will work with Q'Straint to inspect and replace the retractors as necessary, free of charge. Owner notification letters were mailed February 5, 2026. Owners may contact Rollx's customer service at 1-800-956-6668.

Running costs

What maintenance typically costs

A typical year of maintenance
$744
Five years of maintenance
$3,720
The major service near 100,000 mi
$1,200

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

Other Sierra 1500 model years

GMT T1XX (2019-2026)

20192020202120222023202420252026

GMT K2XX (2014-2018)

20142015201620172018

Shopping new? The GMC Sierra 1500 guide covers the current model, with what it costs to keep for 1 to 15 years.

Sources

Researched 2026-09-19. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.

Running a Sierra 1500 for income?

Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2025 Sierra 1500 earns before you buy it.

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