I did a smoke test for a suspected vacuum leak. I hooked up the tester to the vacuum line going into the brake booster.
Now my silly question.
A lot of smoke came out of the vacuum pump. Is that normal?
In my mind it's normal since the pump should suck the vacuum and since I pushed smoke...
Truck stalled. Would turn over but, not start and had to get a tow. Only code was P2172 throttle Actuator Control System - Sudden High Air Flow Detected.
What should I start checking first since online searches gave me several different reasons. Has anyone had this happen to their 2022 RAM 1500...
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