PYHAUTO Coolant Reservoir Tank - Direct-Fit for 2007–2013 Silverado & 2007–2014 Tahoe/Sierra, Includes Cap OEM-Style

PYHAUTO replacement coolant reservoir tank with cap provides a direct-fit OEM-style swap for 2007–2013 Silverado and 2007–2014 Tahoe/Sierra models.

If your factory coolant overflow tank is cracked, leaking, or the cap no longer seals, this PYHAUTO reservoir tank is engineered to match original equipment fit and function. Built from durable materials and offered with a one-year warranty, the unit carries multiple OE part numbers so it’s easy to confirm compatibility before ordering. The design targets a hassle-free installation that restores coolant containment and helps maintain the vehicle’s normal cooling system operation.

Will this tank fit my Silverado, Tahoe, or Sierra?

Yes — the PYHAUTO reservoir is made to fit a range of GM full-size trucks and SUVs from the late 2000s to early 2010s. Verify compatibility by cross-referencing the listed part numbers with your vehicle’s existing reservoir.

• Compatible models: Silverado 1500, Sierra 1500, Suburban, Tahoe, Yukon, Escalade
• Model years covered: 2007–2013 Silverado; 2007–2014 Tahoe/Sierra variants
• Reference part numbers: 603-054, 22870828, 15833723, 22797286, 13502353, 797286

How easy is the installation?

Installation is straightforward for anyone comfortable with basic under-hood work: remove the old tank’s clamps and hoses, unbolt it, swap in the PYHAUTO tank, and reconnect hoses and the cap. No extensive cooling-system disassembly is required in most cases, but having simple hand tools and a drain pan makes the job smoother.

• Direct-fit OEM-style mounting points for quick replacement
• Pre-drilled hose connections that match factory placements
• Includes compatible cap to restore proper sealing

What are the build quality and warranty details?

The reservoir is manufactured from resilient materials intended for long-term service under typical engine-bay conditions. PYHAUTO supports the part with a one-year warranty to cover manufacturing defects, giving buyers added confidence when replacing an aging or damaged tank.

• Durable construction suitable for engine temperatures and road exposure
• OEM-style design to replicate original appearance and function
• One-year limited warranty and customer support available

Which part numbers should I check against my vehicle?

Confirming part numbers helps you avoid ordering the wrong reservoir. Compare the numbers below with the stamp or label on your existing tank or consult your vehicle’s parts guide.

• Primary reference: 603-054
• Alternate OEM numbers: 22870828, 15833723, 22797286, 13502353, 797286

Who is this for: This PYHAUTO coolant reservoir tank is aimed at DIY mechanics, independent repair shops, and vehicle owners who need a reliable, direct-replacement coolant overflow tank for late-2000s GM full-size trucks and SUVs. If you want an OEM-style part that bolts in with minimal fuss, restores a proper seal, and includes a manufacturer warranty, this unit is a practical, budget-conscious option.