stuck iac

  1. B4000 IAC / idle problem

    To blogpost or not. B4000 4.0 manual M5OD Post sep Bought a 94 B4000 (manual) gem for $1500 on valentines day. The weird problems are starting to best me. Recently changed the IAC since the idle was a bit choppy (+/- 5% or so) and would hunt. Occasional stall on rapid stops, gear...
  2. Aretaic

    2.5L ('98-'01) Stuck engine RPMs until dead stop - gone fishing

    The truck is a '98 XLT with the 2.5l 4cyl, manual. When driving (hot or cold, highway or in town, 25ft or 200 miles) the engine speed stays high, or goes higher, when depressing the clutch. It will stay there, no matter what, never come down, until the truck comes to a dead stop. I've coasted...
    • Aretaic
    • Thread
    • 2.5l egr engine speed going crazy high idle iac stuck iac stuck idle stuck rpm valve
    • Replies: 18
    • Forum: 4-Cylinder Engines

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