F150 Ecoboost Forum banner

detonating

  1. F150 Ecoboost Problems
    Hi guys. Been a long time since my last post. Anyway this happened twice tonight. Went to pass, matted it, the truck down shifted into 2nd and at the upper end of the gear the engine started detonating bad enough to shake the krap out of the dash, driveline, everything. It shifted into 3rd and...
Top