Dorman - HELP Engine Coolant Reservoir Cap P/N:82597

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$18.99
MPN: 82597
UPC: 037495027625
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Dorman - HELP Engine Coolant Reservoir Cap P/N:82597
Dorman - HELP Engine Coolant Reservoir Cap P/N:82597
$18.99

Cracked, missing, or worn-out coolant cap? Seal your coolant recovery tank again with the Dorman - HELP Engine Coolant Reservoir Cap 82597, a direct-fit replacement reverse-engineered from the original cap. It drops in on a long list of GM applications, including the 2005-2017 Chevrolet Equinox, 2000-2009 Chevrolet Silverado 1500, 1999-2012 Chevrolet Malibu, 2002-2009 Cadillac Escalade, 2001-2009 GMC Yukon, 2003-2009 Hummer H2, and 2002-2010 Saturn Vue — see the Buyer's Guide tab for the full list of 76 applications.

This cap closes off the coolant recovery/overflow reservoir, helping keep the cooling system's expansion tank sealed and contaminants out. If your original cap is cracked or lost, this reproduces its fit.

  • Direct replacement: steps in for a cracked or lost original coolant reservoir cap.
  • Application-specific fit: dimensioned to match the reservoir cap used on the listed years, makes, and models.
  • Reverse-engineered: developed from the original-equipment cap for a seamless fit.
  • Smart value: a quick, easy install that costs less than a dealer trip.

Interchange: RC98 · RC0147 · 31532 · 15066786 · 15075118 · 22652695 · 22671020 · T46 · 10248 · GM0613020

This part cross-references / interchanges with the following part numbers:

RC98, RC0147, 31532, 15066786, 15075118, 22652695, 22671020, T46, 10248, GM0613020

Frequently Asked Questions

What does this cap do?

It closes off the engine coolant recovery/overflow reservoir, helping keep the expansion tank sealed and contaminants out of the cooling system.

Will the 82597 fit my vehicle?

It's application-specific, dimensioned to match the reservoir cap on the listed years, makes, and models. Check the Buyer's Guide tab to confirm your exact vehicle among the 76 applications.

Is this a direct replacement?

Yes. It's reverse-engineered from the original-equipment cap to directly replace a cracked or lost factory coolant reservoir cap.

What are signs my coolant reservoir cap needs replacing?

A cracked, missing, or ill-fitting cap that no longer seats securely on the recovery tank. If a failed cap is your issue, this replaces it.

What numbers does this cap interchange with?

RC98, RC0147, 31532, 15066786, 15075118, 22652695, 22671020, T46, 10248, and GM0613020.