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๐ ๏ธ Keep your GM running cool with precision and reliability!
The ACDelco GM Original Equipment RC85 Radiator Cap is a vehicle-specific, spring-loaded cap designed to maintain 15 P.S.I. pressure in your GM vehicleโs cooling system. Made from durable stainless steel, it raises the coolant boiling point to enhance engine performance and prevent overheating. This GM-recommended replacement part ensures OEM-level fit, quality, and reliability, backed by a 24-month unlimited mile warranty.





| ASIN | B000C9S78G |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #33,009 in Automotive ( See Top 100 in Automotive ) #22 in Automotive Replacement Radiator Standard #547 in Automotive Replacement Engine Cooling & Climate Control |
| Brand | ACDelco |
| Brand Name | ACDelco |
| Closure Type | Twist-On |
| Color | Black |
| Compatible with Vehicle Type | Car |
| Customer Reviews | 4.7 out of 5 stars 2,556 Reviews |
| Exterior Finish | Stainless Steel |
| Global Trade Identification Number | 00021625403168, 20021625403162 |
| Included Components | ACDelco - 15 P.S.I. Radia (Slp) (RC85) |
| Item Dimensions | 2.5 x 2.4 x 1.5 inches |
| Item Type Name | ACDelco - 15 P.S.I. Radia (Slp) (RC85) |
| Item Weight | 2.24 ounces |
| Item dimensions L x W x H | 2.5 x 2.4 x 1.5 inches |
| Manufacturer | AC Delco |
| Manufacturer Part Number | 15042975 |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Number | RC85 |
| OEM Equivalent Part Number | 15042975 |
| Style Name | Safety |
| UPC | 021625403168 781761172440 |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Car |
T**T
Fits and works like new ftom factory
Fit perfect works as described, check your cap , the oring or gasket maybe worn or missing causing major problems, and is only a simple fix
J**.
Great cap.
Donโt listen to the nons. This cap works fine. Used it on a 2004 gmc canyon with the 3.5L 5cyl. Works great.
C**S
OEM fit perfectly
Fit just like GM OEM, as the description says.
A**I
Si es el correcto
Bueno
V**S
Lower rating
Rated at 15 psi, tested new cap out of box and was leaking at 10 psi. Replace and 2nd new one leaking at 12 psi.
F**R
Works well
Perfect replacement cap for the old Buick! Works as intended. Good fit
P**L
Perfect fit OEM part
OEM part perfect fit the price was half what auto parts store charge will buy from that vendor again
H**M
Works
Worked like supposed to....
L**N
MUY BUEN PRODUCTO
PRODUCTO ORIGINAL
A**R
Replacement cap
Did a great job looks like the factory original
S**Z
Awesome
Awesome product
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S**I
ุงุตูู ู ู ุชุงุฒ
ุงุตูู
Trustpilot
5 days ago
4 days ago