Pinion Clearance

1993 Chevrolet RV Cutaway 5.7 KSECTION Pinion Clearance
  1. Disconnect motor field coil connector from solenoid "M" terminal, and insulate it carefully. Connect a battery from solenoid "S" terminal to solenoid frame. Momentarily flash a jumper lead from "M" terminal to solenoid frame.
  2. This shifts pinion into cranking position. Push pinion back toward commutator end to eliminate slack. Distance between pinion and pinion stop should be .010-.160" (.25-4.06 mm). See Fig 1. Clearance is not adjustable. If clearance is not within specification, check for worn parts.
Fig 1: Checking Pinion-To-Housing Clearance
G71061Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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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.