Removal (3.8L)

1994 Chevrolet Lumina BaseSECTION Removal (3.8L)
  1. Disconnect negative battery cable. Remove serpentine belt from crankshaft pulley. Raise vehicle on hoist. Remove right front tire and wheel assembly. Remove right inner fender access cover.
  2. Using 28-mm socket, remove crankshaft harmonic balancer bolt. Using Balancer Remover (J-38197), remove harmonic balancer. Remove crankshaft position sensor shield (DO NOT  use pry bar). See Fig 1. Disconnect crankshaft position sensor harness connector. Remove crankshaft position sensor from engine block.
  3. To install, reverse removal procedure. Tighten harmonic balancer bolt to specification. See appropriate TORQUE SPECIFICATIONS .
Fig 1: Removing Crankshaft Position Sensor Shield (C(3)I)
G94J32101Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

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

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