Protect your A/C system charge by replacing missing or damaged service valve caps; GM-recommended replacement part for your GM vehicle's original factory component; Offering the quality, reliability, and durability of GM OE; Manufactured to GM OE specification for fit, form, and function ACDelco GM Original Equipment A/C Service Valve Fitting Caps cover the threaded A/C service port and are GM-recommended replacements for your vehicle%26%23x2019%3Bs original components. The service valve cap serves to maintain a necessary secondary seal of the service port. These original equipment A/C service valve fitting caps have been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
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