Correct coolant for this platform
Match chemistry and color family before topping off or flushing.
Mixing coolant types can cause gel formation and overheating.
Check Price and Fitment🧪Fluid Capacities
Mercedes GLA Fluid Capacities
All fluid capacities for your Mercedes GLA: engine oil, coolant, transmission fluid, brake fluid, power steering, and more.
Last updated: 2026-05-07 • Reading time: 8 min • By AllOEMManuals Editorial Team
Quick Answer
The Mercedes GLA requires multiple fluids maintained at specific levels. Engine oil, coolant, transmission fluid, brake fluid, and power steering fluid all have different capacities depending on your engine and model year.
| Generation | Years | Top spec |
|---|---|---|
| 2019-2024 | 2019-2024 | Varies by engine — check owner's manual (typically 4-8+ quarts) |
| 2014-2018 | 2014-2018 | Varies by engine — check owner's manual (typically 4-8+ quarts) |
Factory Manual ConfirmationFluid Capacities
Know the exact fluid capacities job for your Mercedes GLA
The Mercedes GLA requires multiple fluids maintained at specific levels. Engine oil, coolant, transmission fluid, brake fluid, and power steering fluid all have different capacities depending on your engine and model year.
Fluid type and capacity can change by engine, drivetrain, and transmission. Verify the exact branch before filling anything. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.
Exact Vehicle Check
Use the archive navigator when you need the exact engine, trim, or production-branch manual instead of a broad year-range summary. That keeps the buying list and repair steps aligned with the real vehicle.
Open the manual links above to confirm the exact engine and trim branch before ordering parts.
2019-2024
2019-2024Engine OilVaries by engine — check owner's manual (typically 4-8+ quarts)
Coolant (total system)6.0 - 10.0 quarts
Transmission Fluid3.5 - 4.0 quarts (drain & fill) / 7-9 quarts (total)
Brake FluidDOT 3 or DOT 4 — ~1 quart for full flush
Power Steering FluidElectric power steering — no fluid needed
Windshield Washer~1 gallon
Notes
- →Never mix different types of coolant — flush completely when changing brands
- →Many newer models use electric power steering — no power steering fluid required
- →Transmission fluid should be checked with the engine running and at operating temperature
- →Brake fluid absorbs moisture over time — replace every 2-3 years regardless of mileage
2014-2018
2014-2018Engine OilVaries by engine — check owner's manual (typically 4-8+ quarts)
Coolant (total system)6.0 - 10.0 quarts
Transmission Fluid3.5 - 4.0 quarts (drain & fill) / 7-9 quarts (total)
Brake FluidDOT 3 or DOT 4 — ~1 quart for full flush
Power Steering FluidElectric power steering — no fluid needed
Windshield Washer~1 gallon
Notes
- →Never mix different types of coolant — flush completely when changing brands
- →Many newer models use electric power steering — no power steering fluid required
- →Transmission fluid should be checked with the engine running and at operating temperature
- →Brake fluid absorbs moisture over time — replace every 2-3 years regardless of mileage
Ready to BuyFitment-first picks for Mercedes GLA
Buy the Exact Parts and Tools for This Job
These links are built from the same specs shown on this page so users can move from lookup to purchase faster. Confirm exact engine and trim if your vehicle has multiple variants, then build the full cart before you step away from the computer.
Affiliate disclosure: We may earn a commission at no extra cost to you. The goal is to get you to the right parts in one pass.
Spec Snapshot
- Engine Oil
- Varies by engine — check owner's manual (typically 4-8+ quarts)
- Coolant (total system)
- 6.0 - 10.0 quarts
- Transmission Fluid
- 3.5 - 4.0 quarts (drain & fill) / 7-9 quarts (total)
Transmission fluid for your gearbox
Fluid choice must match the transmission specification.
Incorrect ATF is a common cause of poor shift quality.
Check Price and FitmentBrake fluid and bleed kit
DOT-rated fluid plus simple bleeding tools.
Moisture-heavy brake fluid lowers boiling performance over time.
Check Price and FitmentLong-neck funnel and extractor
Useful for topping off and moving fluids cleanly.
These save time when the fill point is awkward or hidden.
Check Price and FitmentShop towels and gloves
Basic cleanup gear for any fluid service job.
Cleanup tools make every service easier and safer.
Check Price and FitmentBefore you buy, sanity-check the repair quote and the cart
If your shop quote looks high, run it through Quote Shield to catch overpricing before checkout. Then use the parts links above to lock in the one-trip plan.
One-Trip Shopping List
Recommended supplies and tools for this job, grouped so you can buy everything before the repair starts.
💉Shop →
Fluid Extraction Pump
Cleanly remove old fluids from reservoirs.
🧹Shop →
Clean Shop Rags
Lint-free rags for cleaning dipsticks and spills.
🌪️Shop →
Multi-Purpose Funnel
Long-neck funnel for hard-to-reach fill points.
🧤Shop →
Nitrile Gloves
Keep hands clean during multi-fluid maintenance.
🧰View All →
Project Essentials
Basic tool sets, gloves, and cleaning supplies for your Mercedes GLA so the job is ready when the parts arrive.
Frequently Asked Questions
- How much coolant does a Mercedes GLA hold?
- The Mercedes GLA cooling system holds 6-10 quarts total depending on the engine. A drain-and-fill replaces about 50-60% of the coolant. For a complete flush, you'll need the full capacity amount.
- What type of transmission fluid does a Mercedes GLA use?
- The Mercedes GLA transmission fluid type depends on whether it's an automatic or manual transmission and the model year. Always use the manufacturer-specified fluid — check your owner's manual for the exact ATF or manual transmission fluid required.
- Does a Mercedes GLA have power steering fluid?
- 2015+ Mercedes GLA models with electric power steering don't use power steering fluid. Older models with hydraulic power steering use ATF or manufacturer-specific fluid — check your owner's manual.
- What brake fluid does a Mercedes GLA use?
- Most Mercedes GLA models use DOT 3 or DOT 4 brake fluid. DOT 4 has a higher boiling point and is preferred for performance driving. Never use DOT 5 (silicone-based) in a system designed for DOT 3/4.
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Author & Review
Written by AllOEMManuals Editorial Team. Reviewed by ASE-certified technicians and updated with factory-reference checks for fitment-sensitive steps.
This guide was drafted with AI assistance and reviewed for accuracy by a human editor.
Last updated: 2026-05-07