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68-82 Headlight / 69-72 Wiper Door Actuator Vacuum Relay
100% of 100
Item #:
In Stock - Ships Monday
Replacement vacuum actuator relay used on 1968-1982 headlights and 1968-1972 wiper systems. This relay mounts between the headlight assemblies or on the cowl/RH fender for the wiper vacuum system. Controls vacuum going to actuator canister to raise & lower headlight doors or wiper door assembly.

Note: Vacuum hoses attach to the relay from the outboard ports to the inside. The center port is longer and original hose installed on the center port was not installed as deep as the outboard ports.

Installation difficulty: 2

Our technicians have determined that the installation difficulty level of this item is a 2 on a scale of 1-5. Read more about our install ratings here.

Model Years

More Information
Generation C3
Model Year 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982
Additional Item Information
  • OE GM PART #: 5638427
    *GM part # provided for lookup purposes only.
  • WARNING: Cancer and Reproductive Harm -
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