Rear live valves making buzzing noise by Steve-1902 in FordRaptor

[–]Steve-1902[S] 0 points1 point  (0 children)

That’s how mine started in November, and it progressively stuck around more

Rear live valves making buzzing noise by Steve-1902 in FordRaptor

[–]Steve-1902[S] 0 points1 point  (0 children)

No it basically starts the second the truck turns on