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Randall C
Randall C, ASE Master Tech
Category: GM
Satisfied Customers: 11261
Experience:  ASE Master Tech, 35 years, Foreign/Domestic repairs
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2003 GMC ENVOY HOW TO REMOVE FRONY DIFFERENTIAL

Resolved Question:

2003 GMC ENVOY HOW TO REMOVE FRONY DIFFERENTIAL
Submitted: 3 years ago.
Category: GM
Expert:  Randall C replied 3 years ago.
Helllo, several steps involved to include removing the steering gear and unsure what you have done so far so the easiest way is to send the removal info below

DIFFERENTIAL CARRIER (R&R DIFFERENTIAL ASSEMBLY)

Removal Procedure

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  1. Remove the front tires and wheels.

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  1. Remove the engine protection shield.
  2. Drain the engine of oil.
  3. Drain the front drive axle.
  4. Remove the front propeller shaft from the front axle.
  5. Wrap the bearing caps with tape in order to prevent the loss of the roller bearings.

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  1. Remove the ABS wiring harness from the retainers.

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  1. Remove the brake hose retaining bolts.
  2. Remove the front drive axle vent hose.

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  1. Remove the left and right upper ball pinch bolt and nut.

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  1. Remove the left and right upper shock module retaining nuts.

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  1. Remove the front stabilizer bar links from the frame.
  2. Remove the shock module from the frame.
  3. Remove the steering knuckle from the upper control arm.
  4. Remove the left and right front wheel drive shafts from the front drive axle.

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  1. Relocate and secure the left and right front wheel drive shafts to the frame.

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  1. Using mechanics wire or hook, support the front shock modules and steering knuckle.

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  1. Remove the power steering gear assembly.

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  1. Remove the inner shaft from the front drive axle.

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  1. Remove the front drive axle from the oil pan.
  2. Secure the front drive axle to the frame.
  3. Remove the oil pan.

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  1. Remove the front drive axle from the vehicle.

Installation Procedure

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  1. Install the front drive axle to the frame.
  2. Secure the front drive axle to the frame.
  3. Install the oil pan.
  4. Remove the front drive axle from the frame.
  5. Install the front drive axle to the oil pan.

Notice: Refer to Fastener Notice in Service Precautions.

  1. Install the front drive axle mounting bolts. Tighten the front drive axle mounting bolts to 85 Nm (63 ft. lbs.) .

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  1. Install the inner axle to the front drive axle.

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  1. Install the power steering gear.
  2. Remove the left and right front wheel drive shafts from the frame.
  3. Remove the left, right shock module and steering knuckles from their supports.
  4. Install the right and left front wheel drive shafts to the front drive axle.
  5. Install the vent hose to the front drive axle.
  6. Install the left and right shock modules to the frame.
  7. Install the upper shock module retaining nuts. Tighten the upper shock module mounting bolts to 100 Nm (74 ft. lbs.) .
  8. Install the steering knuckle to the upper control arm.
  9. Install the upper ball joint pinch bolt and nut. Tighten the upper shock module mounting bolts to 40 Nm (30 ft. lbs.) .

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  1. Install the front stabilizer bar links to the frame.

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  1. Install the brake hose retaining bolts. Tighten the brake hose retaining bolt to 25 Nm (18 ft. lbs.) .

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  1. Install the right and left ABS wiring harness in the retainers.
  2. Fill the front drive axle with the proper fluid.
  3. Fill the engine with the proper amount motor oil.

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  1. Install the engine protection shield.

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  1. Install the tires and wheels.

Randall C, ASE Master Tech
Category: GM
Satisfied Customers: 11261
Experience: ASE Master Tech, 35 years, Foreign/Domestic repairs
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