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International Automotive Technicians Network
Re: Proportional Vacuum Actuator Control
Posted to Technical Theory Forum on 7/4/2023 2 Replies

In the olden daze, the Olds full-size cars were available with a diesel; they had a vacuum pump where the distributor went on gas models. The pump provided vacuum for the brake booster, HVAC controls, and through a strange valve hooked to the throttle, the mod... Login to read more.

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