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Owner file · GMC

Sierra 1500 L84 Sierra 1500 L84 MY2025 US

Find published references for this exact version and keep your own service history.

  • 2025 · United States
  • 5.3 L (GM TechLink MY2025 chart) · petrol
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RecallsNone publishedCheck your chassis number.Next serviceAdd your kmTrack your own service history.Evidence8 factsView published sources.

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Owner’s card

The numbers you need at the pump, the tyre shop and the workshop.

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Fluids

Engine oil

8.0 US qt (7.6 L) with filter (GM TechLink MY2025 chart)

General Motors / GM TechLink · GM TechLink: 2025 Engine Oil Capacities (With Filter), U.S. and Canada, January 2025 ↗
Notes

Applies only to model-year 2025 GMC Sierra 1500 vehicles with the L84 engine (5.3L V8), for the United States record Sierra 1500 L84 MY2025 US, per GM TechLink's January 2025 chart (which covers U.S. and Canada); other model years and markets are not established by this source. Internal descriptive configuration label, not an OEM chassis code. With-filter quantity; check the dipstick after filling. Source SHA-256 2b876c2b728bb185437a1f21ea1b29bc377e81ddd063060da737a8554045e9d5.

Fuel tank

Standard/short box: 90.8 L (24.0 US gal). Long box: 107.1 L (28.3 US gal). Approximate fuel tank capacities; identify the box and drivetrain before selecting a value.

General Motors · General Motors manufacturer reference ↗
Notes

Sierra 1500 L84 MY2025 US. Conditional decision table, not a universal tank capacity. Box length and drivetrain are not inferred from engine RPO.

Batteries, bulbs and plugs

12V battery

12-volt Absorbed Glass Mat (AGM) battery for the factory Stop/Start system. Match the replacement number on the original battery label; case size and Ah rating are not specified here.

General Motors · General Motors manufacturer reference ↗Depends on equipment
Notes

Sierra 1500 L84 MY2025 US. Factory Stop/Start equipment explicitly covers this engine RPO on p.361. Battery chemistry/voltage only; use the original battery replacement number for fitment. Do not infer case size, CCA or Ah.

Service plan

Keep track of your own servicing.

Recalls

No recall is published on CarFactBook for Sierra 1500 L84 MY2025 US

That is not a clearance. Recalls depend on the chassis number. Check it with the official lookup.

Search NHTSA recalls ↗

Something wrong?

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A warning light came onFind safety guidance for the light you see.A noise or a feelingDescribe when it happens and what you notice.Fix it for this carSee warning, symptom and repair references.Tell other ownersShare what happened and what fixed it.

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Sources

Sources for this Owner File.

If something on your car differs, the car’s own label wins.

Owner’s card

GMC Sierra 1500 Sierra 1500 L84 MY2025 US

2025 · United States · 5.3 L (GM TechLink MY2025 chart) · petrol

Fluids

Engine oil
8.0 US qt (7.6 L) with filter (GM TechLink MY2025 chart)
Coolant
13.1 L (13.8 US qt) approximate entire engine cooling system capacity; recheck the level after filling.
Fuel tank
Standard/short box: 90.8 L (24.0 US gal). Long box: 107.1 L (28.3 US gal). Approximate fuel tank capacities; identify the box and drivetrain before selecting a value.

Batteries, bulbs and plugs

12V battery
12-volt Absorbed Glass Mat (AGM) battery for the factory Stop/Start system. Match the replacement number on the original battery label; case size and Ah rating are not specified here.Depends on equipment
Smart-key battery
CR2450 lithium or equivalent remote-key battery; install positive side up.
Sources General Motors, General Motors / GM TechLink. Your car’s own labels win. carfactbook.com/ownership/gmc/sierra-1500/sierra-1500-l84-my2025-us