{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
0
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Select your vehicle

Pontiac Coolant Reservoir Caps

Refine by:

Shop Catalog

Showing 1 - 15 of 32 results
Display item:
15
30
45
Sort by:
RC74 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
AC Delco®
RC74 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: ACRC74
Vehicle Info Required to Guarantee Fit
$6.99
Product Details
Notes : 15 P.S.I. radiator surge tank cap; With brass ring on fill neckWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesReplaces OE Number : 10244485Recommended Use : OE ReplacementProduct Fit : Direct Fit
902-5601 HD Solutions Series Coolant Reservoir Cap - Direct Fit, Sold individually
Dorman®
902-5601 HD Solutions Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB9025601
Vehicle Info Required to Guarantee Fit
$15.49
Product Details
Warranty : 3-year or unlimited-mile Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : HD Solutions SeriesInterchange Part Number : 15066786, 15075118, 22652695, 22671020, 572.2009Replaces OE Number : 15066786, 15075118, 22652695, 22671020, 572.2009Product Fit : Direct Fit
ST16 Coolant Reservoir Cap - Direct Fit, Sold individually
Motorad®
ST16 Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDST16
Vehicle Info Required to Guarantee Fit
$7.99
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Plastic, Rubber, and SteelRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Silver
RC104 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
AC Delco®
RC104 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: ACRC104
Vehicle Info Required to Guarantee Fit
$13.99
Product Details
Notes : 18 P.S.I. radiator surge tank capWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesReplaces OE Number : 25697430, 25713159, 25730221, RC82, RC86Recommended Use : OE ReplacementProduct Fit : Direct Fit
15989074 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
AC Delco®
15989074 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: AC15989074
Vehicle Info Required to Guarantee Fit
$13.49
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
82724 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Dorman®
82724 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB82724
Vehicle Info Required to Guarantee Fit
$8.99
Product Details
Warranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Help SeriesInterchange Part Number : 10322539Replaces OE Number : 10322539Product Fit : Direct Fit
54221 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Dorman®
54221 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB54221
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Notes : 2.5 in. Length; 2.5 in. Width; 51 mm Diameter; 18 PSI; Threaded Attachment Type; Spring Loaded Twist Type; Pressurized; VentedWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Help SeriesInterchange Part Number : 25730221Replaces OE Number : 25730221Material : PlasticRecommended Use : OE ReplacementProduct Fit : Direct Fit
T39 Coolant Reservoir Cap - Direct Fit, Sold individually
Motorad®
T39 Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDT39
Vehicle Info Required to Guarantee Fit
$6.99
Product Details
Notes : 15 PSI; 1.97 in. Width; 1.37 in. Valve OD; Threaded Attachment TypeWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Plastic and RubberRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Black
T61 Coolant Reservoir Cap - Direct Fit, Sold individually
Motorad®
T61 Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDT61
Vehicle Info Required to Guarantee Fit
$7.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Plastic and RubberRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Black
10322539 Coolant Reservoir Cap - Direct Fit, Sold individually
AC Delco®
10322539 Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: AC10322539
Vehicle Info Required to Guarantee Fit
$7.49
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
82596 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Dorman®
82596 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB82596
Vehicle Info Required to Guarantee Fit
$7.99
Product Details
Warranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Help SeriesInterchange Part Number : 825963, 14081627Replaces OE Number : 825963, 14081627Product Fit : Direct Fit
T70 Coolant Reservoir Cap - Direct Fit, Sold individually
Motorad®
T70 Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDT70
Vehicle Info Required to Guarantee Fit
$18.49
Product Details
Notes : 20 PSI; 1.93 in. Threaded Diameter; 3.3 in. Shell DiameterWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : PlasticRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Yellow
ST13R Coolant Reservoir Cap - Direct Fit, Sold individually
Motorad®
ST13R Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDST13R
Vehicle Info Required to Guarantee Fit
$7.49
Product Details
Notes : 13 PSI; 1.71 in. Width; 1.14 in. Valve ODWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Plastic, Rubber, and SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
82597 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Dorman®
82597 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB82597
Vehicle Info Required to Guarantee Fit
$11.99
Product Details
Warranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Help SeriesInterchange Part Number : RC98, 15066786, 15075118, 22652695, 22671020, GM0613020Replaces OE Number : RC98, 15066786, 15075118, 22652695, 22671020, GM0613020Product Fit : Direct Fit
RC87 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
AC Delco®
RC87 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: ACRC87
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Notes : 18 P.S.I. radiator surge tank cap; Use with new pink long life coolantWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesReplaces OE Number : 25713160Recommended Use : OE ReplacementProduct Fit : Direct Fit
Page 1 of 3 | Showing 1 - 15 of 32 results

Top Rated Products

AC Delco RC104 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
$13.99( Review)
Economical alternative to repair a torn boot. Cost is reasonable and well worth the eSee More
Anonymous
VERIFIED PURCHASER

Product Questions & Answers

AC Delco RC87 GM Original Equipment Series Coolant Reservoir Cap - Direct Fit, Sold individually
$14.49
Q:will this cap keep it from overflowing?
nita t.
A:BEST ANSWERHi Nita, thank you for reaching out! Yes, it will keep the reservoir from overflowing. You can click the link below to order the cap while stocks last. Have a good one! https://www.carparts.com/coolant-reservoir-cap/ac-delco/acrc87?can=cpab2020_csqa_20231205 Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >
Dorman 82597 Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
$11.99
Q:Does this cap have the gasket inside it? Or is this just the actual cap? Show Less
Annie
A:BEST ANSWERHi Annie, thank you for reaching out. Yes, the gasket is assembled with the cap! Click the link below to order the cap before the sale ends. Have a good one! https://www.carparts.com/coolant-reservoir-cap/dorman/rb82597?can=cpab2020_csqa_20230810 Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

Is Coolant the Same as Antifreeze? Plus Other Related Questions Answered
Is Coolant the Same as Antifreeze? Plus Other Related Questions AnsweredIf this seems confusing, don’t worry. Below, we’re going to cover the ins and outs of coolant, including the subtle yet important difference between the terms coolant and antifreeze. Many professionals use the terms coolant and antifreeze interchangeably because they mean almost the same thing—almost. What’s the Difference Between Coolant and Antifreeze?