Testing Procedure

1985 Ford Econoline E350, Van Display, 5.8 GSECTION Testing Procedure

Install tachometer and fully apply parking brake and service brakes. Start engine and run at curb idle and at normal operating temperature. Stall test transmission in each driving range at full throttle. Note maximum RPM obtained. Engine speed should be within limits shown in STALL SPEED SPECIFICATIONSΒ  table.

NOTE: Allow cooling period of 15 seconds with transmission in Neutral and engine speed at 1000 RPM between each test.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.