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Installation Procedure Chevrolet Avalanche I

Power Steering System 19 illustrations ~654 words

Installation Procedure

Note. Refer to FASTENER NOTICE in Cautions and Notices.

Scheme 33

Scheme 33: Installation Procedure
Scheme 33: Installation Procedure

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Scheme 36

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Scheme 37
  1. Install the bracket (3) to the rear of the pump (1) Tighten Tighten the rear bracket retaining nuts to 50 N.m (37 lb ft).
  2. Install the power steering pump.
  3. Install the bolt retaining the rear bracket to the engine. Tighten Tighten the rear power steering bracket bolt to engine bracket to 50 N.m (37 lb ft).
  4. Install the bolts to the front of the pump. Tighten Tighten the bolts to 50 N.m (37 lb ft).
  5. Install the power steering pump return hoses (2,4) to the power steering pump and install the retaining clamps.
  6. Raise the vehicle. Refer to «LIFTING AND JACKING THE VEHICLE»(/chevrolet/avalanche/i-2001-2006/remont/hoistjack/#jacking-and-lifting-avalanche__lifting-and-jacking-the-vehicle) in General Information.
  7. Install the power steering pressure hose (2) to the power steering pump. Tighten Tighten the nut to 28 N.m (20 lb ft).
  8. Install the oil pan skid plate, if equipped.
  9. Install the oil pan skid plate bolts. Tighten Tighten the retaining bolts to 20 N.m (15 lb ft).
  10. Lower the vehicle.
  11. Install the intermediate shaft. Refer to INTERMEDIATE STEERING SHAFT REPLACEMENT - LOWER .
  12. Install the power steering pulley. Refer to «POWER STEERING PULLEY REPLACEMENT»(/chevrolet/avalanche/i-2001-2006/remont/manual-power-steering/#power-steering-system) .
  13. Fill and bleed the power steering system. Refer to «BLEEDING THE POWER STEERING SYSTEM»(/chevrolet/avalanche/i-2001-2006/remont/manual-power-steering/#power-steering-system) .

Scheme 38

Scheme 38: Removal Procedure
Scheme 38: Removal Procedure

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Scheme 42
  1. Place a drain pan under the vehicle.
  2. Remove the power steering pulley. Refer to «POWER STEERING PULLEY REPLACEMENT»(/chevrolet/avalanche/i-2001-2006/remont/manual-power-steering/#power-steering-system) .
  3. Remove the nut (1) and clamp (3) retaining the filler neck (1) to the power steering pump, if equipped.
  4. Remove the bolts (2) from the front of the pump.
  5. Remove the bolts retaining the power steering mounting bracket.
  6. Remove the bolts (1) from the rear of the pump.
  7. Remove the power steering return hoses (2,4) from the power steering pump.
  8. Remove the power steering pressure hoses (2) from the power steering pump.
  9. Remove the pump from the vehicle.
  10. Remove the rear bracket from the power steering pump.

Note. Refer to FASTENER NOTICE in Cautions and Notices.

Scheme 43

Scheme 43: Installation Procedure
Scheme 43: Installation Procedure

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Scheme 47
Scheme 47
  1. Install the rear bracket to the power steering pump. Tighten Tighten the rear bracket retaining nuts to 50 N.m (37 lb ft).
  2. Install the power steering pump to the vehicle.
  3. Install the pressure hose (2) to the power steering pump. Tighten Tighten the hose fitting to 28 N.m (20 lb ft).
  4. Install the power steering return hoses (2,4) and retaining clamps to the power steering pump.
  5. Install the bolts (1) to the rear of the power steering pump. Tighten Tighten the rear bolts to 50 N.m (37 lb ft).
  6. Install the power steering pump mounting bracket bolts. Tighten Tighten the mounting bracket bolts to 50 N.m (37 lb ft).
  7. Install the bolts (2) to the front of the pump. Tighten Tighten the power steering pump retaining bolts to 50 N.m (37 lb ft).
  8. Install the filler neck to the power steering pump.
  9. Install the nut (1) and clamp (3) retaining the filler neck to the power steering pump. Tighten Tighten the filler neck retaining nut to 25 N.m (18 lb ft).
  10. Fill and bleed the power steering system. Refer to «BLEEDING THE POWER STEERING SYSTEM»(/chevrolet/avalanche/i-2001-2006/remont/manual-power-steering/#power-steering-system) .

Scheme 48

Scheme 48: Disassembly Procedure
Scheme 48: Disassembly Procedure

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Scheme 50

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Scheme 51
Scheme 51
  1. Drain the power steering fluid from the power steering pump.
  2. Remove the pump mounting studs (2).
  3. Remove the connector and fitting assembly (4).
  4. Remove the O-ring seal (3).
  5. If replacement is required, remove the control valve assembly (2) and the flow control spring (3) from the pump housing assembly (1).
  6. Remove the reservoir assembly (1) from the pump housing assembly (2).
  7. Remove the O-ring seals (1) (4) (5).
  8. Remove the magnet (3).
  9. Clean the magnet (3).
  10. Inspect the welch plug in the power steering pump housing (2). Do not remove. If the welch plug is deformed or dislodged, replace the power steering pump housing (2).