1986 Jeep Cherokee Base, 2D Utility, 2.1 B, RWDFACTORY OEM SERVICE PROCEDURE

Gear Driven Pump

The gear driven pump is a diaphragm-type pump driven by a cam inside drive housing assembly to which it mounts. The drive housing assembly has a drive gear on lower end that meshes with oil pump gear in engine. This drive gear causes cam in drive housing to rotate.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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.

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