Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Engine vacuum test › Reply To: Engine vacuum test June 25, 2020 at 6:25 pm #958343 bill cruzParticipant Thanks I just wanted another opinion because I just got the truck and to be honest I was a little overwhelmed by all the new stuff in the eng area.Had been driving a 1989 Astro. Bill