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Vehicle Info NeededACDELCOPART NUMBER: 065-RC115
Radiator Cap for Select Late-Model Buick, Cadillac, Chevrolet, GMC, Pontiac
$1540
Ships on 09/16/2026
Lowest Price Guarantee- Radiator Cap
- Select 2011-2012 Buick
- Select 2013-2019 Cadillac
- Select 2010-2022 Chevrolet
- Select 2011-2016 GMC
- Select 2008-2009 Pontiac
- Sold Individually
Part TypeRadiator Cap
BrandACDELCO
Package Height1.4
Package Width2.5
Package Length3.2
Weight0.11 PG
Part CategoryReplacement Parts
Cap FinishPlastic
Filler Neck Height (Mm)31.57
Programming RequiredNo
ShapeRound
Cap Depth1.43
Filler Neck Inside Diameter31.41
Body TypeVarious - Application Specific
Coolant Recovery SystemYes
Filler Neck Inside Diameter (Mm)31.41
Signs Of Wear & Troubleshooting - Section 1 - Bullet 1Coolant leaks
Signs Of Wear & Troubleshooting - Section 1 - HeaderSigns of wear for radiator caps include but are not limited to:
Good Maintenance Practices - Section 1 - Bullet 1Ensure cap seal are not worn or broken
Good Maintenance Practices - Section 1 - Bullet 2Lock cap into correct position to help prevent leakage and provide proper ventilation
Features & Benefits - Bullet 2GM-recommended replacement part for your GM vehicle's original factory component
Cap Depth (Mm)36.3
Meets Or Exceeds Original Equipment Manufacture SpecificationsYes
Features & Benefits - Bullet 3Offering the quality, reliability, and durability of GM OE
Filler Neck Outside Diameter (Mm)56.76
Features & Benefits - Bullet 4Manufactured to GM OE specification for fit, form, and function
Product DescriptionACDelco GM Original Equipment Radiator Caps help seal and maintain pressure in your vehicle's radiator, and are GM-recommended replacements for your vehicle's original components. These radiator caps have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Filler Neck Outside Diameter56.76
Meets Or Exceeds Original Equipment ManuYes
Features &#38; Benefits - Bullet 1Helps seal and maintain pressure in your vehicle's cooling system for vehicle safety
Quick Pressure ReleaseNo
Filler Neck Height31.57
MaterialPlastic Covered Stainless Steel
Lever TypeNo
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Steam venting from radiator or surge tank cap
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 3Engine overheating
Length (In)2.6
Part FitmentDirect Fit
Weight (Lb)0.17
Maximum Pressure20
Grade TypeOE
Vendor Part NumberRC115
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
