Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE
Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE is a direct-fit replacement made of durable plastic, priced at $40.10. Ideal for restoring coolant system integrity in aging Jeep Liberty SUVs with 3.7L engines, it prevents overheating and leaks when the original tank cracks.
● In stock
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Key features
- Exact OEM Fit — Replaces 52079788AE
- Durable heat-resistant plastic
- Includes pressure cap
- Fits all 3.7L Jeep Liberty trims
- Direct bolt-on installation
- Prevents coolant leaks
- 1-year warranty included
Pros
- ++ Precise OEM replacement fit
- ++ Includes cap for full function
- ++ Affordable at $40.10
- ++ Easy DIY installation
- ++ Covers all Liberty trims
Cons
- −- Plastic may degrade over years
- −- Only for 2002–2006 models
About Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE
What is Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE?
This OEM-spec coolant reservoir is designed specifically for 2002–2006 Jeep Liberty models equipped with the 3.7L V6 engine. It serves as the expansion tank for the engine cooling system, maintaining proper coolant levels and pressure. When the factory reservoir develops cracks or leaks—a common failure point in older vehicles—this replacement unit restores reliable operation. Constructed from heat-resistant plastic, it matches the original 52079788AE specification and includes the integrated pressure cap for full functionality right out of the box.
Key features
- Exact OEM Fit — Direct replacement for part number 52079788AE.
- Durable Plastic — Heat-resistant material withstands engine bay temperatures.
- Includes Cap — Full assembly with pressure cap for immediate installation.
- Complete Compatibility — Fits all trims of 3.7L Jeep Liberty from 2002–2006.
- Bolt-On Installation — No modifications required; reuses existing hardware.
- Leak Prevention — Replaces cracked or degraded factory tanks to stop coolant loss.
- 1-Year Warranty — Backed by Lab Work Auto for reliability and peace of mind.
Who is Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE for?
This reservoir is ideal for Jeep Liberty owners maintaining 3.7L V6 models between 2002 and 2006. It’s especially valuable for DIY mechanics addressing coolant leaks or cracked tanks. Whether restoring daily drivers or off-road rigs, users benefit from a factory-matched solution that prevents overheating and maintains cooling system efficiency without costly shop labor.
How does Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE compare?
Compared to universal coolant tanks, this unit offers precise fitment and OEM-level reliability. It outperforms basic aftermarket reservoirs by including the pressure cap and matching the original design. While metal upgrades exist, they’re often overpriced and unnecessary—this plastic replacement delivers the correct function at a fraction of the cost, making it the smart choice for budget-conscious Jeep owners seeking authenticity and ease of use.
Best use cases
- →Replace cracked factory reservoir
- →Restore coolant system integrity
- →Prevent engine overheating
- →DIY repair on 3.7L Jeep Liberty
- →Maintain off-road vehicle reliability
Is Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE right for you?
This reservoir is best for Jeep Liberty owners with 3.7L engines from 2002–2006 experiencing coolant leaks or tank cracks. Ideal for DIYers with basic mechanical skills—installation requires simple hand tools and takes under an hour. Alternatives include used OEM tanks, which may be damaged, or universal reservoirs requiring modification. This unit offers the best balance of fit, function, and price.
How it compares: Compared to universal plastic reservoirs, this unit offers exact fitment and includes the cap. It’s more affordable than metal upgrade kits while delivering OEM-equivalent performance for the Jeep Liberty cooling system.
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What does the coolant reservoir do?
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The coolant reservoir acts as an expansion tank, holding excess coolant and maintaining proper system pressure. It allows fluid to expand and contract with temperature changes, preventing overheating and leaks in your Jeep Liberty's engine.
Does this reservoir come with a cap?
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Yes, this unit includes the integrated pressure cap. It’s designed as a complete assembly to ensure proper sealing and pressure regulation, eliminating the need to reuse or purchase a separate cap.
How do I know if my reservoir is bad?
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Signs include visible cracks, coolant puddles under the hood, low coolant levels, or engine overheating. If the plastic is brittle or discolored, replacement is recommended to prevent failure.
Is this reservoir difficult to install?
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No, it’s a straightforward DIY job. The unit bolts directly into place using existing hardware. Most users complete the swap in under an hour with basic hand tools and a coolant drain procedure.
Can I use this on other Jeep models?
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No, this reservoir is designed exclusively for 2002–2006 Jeep Liberty models with the 3.7L V6 engine. It will not fit other Jeep vehicles or engine types due to specific mounting and hose configurations.
How much does Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE cost?
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Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE is $40.10 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE in stock at Lab Work Auto?
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Yes, Engine Radiator Coolant Reservoir w/ Cap for 2002-2006 Jeep Liberty 52079788AE is currently in stock at Lab Work Auto.
Specifications
- SKU
- F7-3076