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Front Suspension System: Removal & Installation GMC Acadia I рестайлинг

Suspension Front 24 illustrations ~1691 words

Installation Procedure

  1. Position the stabilizer shaft on the front frame.
  2. Install the left and right stabilizer shaft insulators and brackets. Refer to «Stabilizer Shaft Insulator Replacement»(ref-610077-S38780999652014042100000) .
  3. Connect the stabilizer shaft links to the stabilizer shaft. Refer to «Stabilizer Shaft Link Replacement»(ref-610077-S17246786012014042100000) .
  4. Using the jack stands, raise the front frame to the vehicle body leaving a gap of approximately 12 mm (0.5 in).
  5. Install the front frame mounting bolts (2) and tighten to 110 N.m (81 lb ft). CAUTION: Refer to «Fastener Caution»(ref-610030-S34989781762014042100000) .
  6. Tighten the front frame mounting bolts an additional 90°.
  7. Tighten the front frame reinforcement mounting bolts (1) to 50 N.m (37 lb ft).
  8. Install the front frame rear mounting bolts (1) and tighten to 110 N.m (81 lb ft).
  9. Tighten the front frame rear mounting bolts an additional 90°.
  10. Install the left and right front frame reinforcement mounting bolts and tighten to 50 N.m (37 lb ft).
  11. Remove the adjustable jack stands.
  12. Install the bolt from the intermediate shaft bracket to the front cradle. Refer to «Front Wheel Drive Intermediate Shaft Replacement»(ref-610098-S02984047672014042100000) .
  13. Connect the outer tie rods to the knuckle. Refer to «Steering Linkage Outer Tie Rod Replacement»(ref-610078-S09696154652014042100000) .
  14. Install the rear propeller shaft, if equipped. Refer to «Propeller Shaft Replacement»(ref-610076-S04226847072014042100000) .
  15. Install the front tire and wheel assemblies. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  16. Remove the support and lower the vehicle.

Scheme 10

Scheme 10: Stabilizer Shaft Link Replacement
Scheme 10: Stabilizer Shaft Link Replacement
CalloutComponent Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
1Stabilizer Shaft Link (left side shown, right side similar). CAUTION: Refer to Fastener Caution . Procedure Use a wrench to prevent the stub link from rotating. Using the proper size wrench, remove the retaining nut for the upper stabilizer shaft link stub link. Repeat the previous steps to remove the lower stabilizer shaft stub link retaining nut. Remove the stabilizer shaft link from the vehicle. TIP: Use the wrench to hold the stabilizer shaft stub link while torquing to the specified torque. Tighten Stabilizer Link to Strut 80 N.m (59 lb ft) Stabilizer link to Stabilizer Shaft 75 N.m (55 lb ft)
CAUTION
Refer to Fastener Caution .

Stabilizer Shaft Link Replacement

Scheme 11

Scheme 11: Stabilizer Shaft Insulator Replacement
Scheme 11: Stabilizer Shaft Insulator Replacement
CalloutComponent Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1Stabilizer Shaft Clamp Bolt (Qty: 4) CAUTION: Refer to Fastener Caution . Tighten 50 N.m (37 lb ft)
2Stabilizer Shaft Insulator Clamp (Qty: 2)
3Stabilizer Shaft Insulator (Qty: 2) TIP: Lift up on the stabilizer shaft to gain enough clearance to remove the insulator.
CAUTION
Refer to Fastener Caution .

Stabilizer Shaft Insulator Replacement

Scheme 12

Scheme 12: Removal Procedure
Scheme 12: Removal Procedure

Scheme 13

Scheme 13
Scheme 13

Scheme 14

Scheme 14
Scheme 14

Scheme 15

Scheme 15
Scheme 15
  1. Remove the lower control arm assembly. Refer to «Lower Control Arm Replacement»(ref-610077-S17339370182014042100000) .
  2. Install the lower control arm in a vise.
  3. Drill or grind off the head of the rivet. NOTE: Use a center punch to aid in starting the drill if drilling the rivet.
  4. Use a punch and a hammer to loosen the rivets from the lower control arm.
  5. Remove the rivets from the lower control arm.
  6. Enlarge the hole for the ball joint bolt to 31/64.
  7. Remove the ball joint from the lower control arm.

Scheme 16

Scheme 16
Scheme 16
  1. Position the ball joint on the lower control arm.
  2. Install the ball joint mounting nuts and bolts. CAUTION: Refer to «Fastener Caution»(ref-610030-S34989781762014042100000) . NOTE: When tightening the mounting nuts and bolts for the ball joint, hold the bolt and torque the nut for the proper torque measure. Tighten Tighten the mounting nuts to 68 N.m (50 lb ft).
  3. Remove the lower control arm assembly from the vise.
  4. Install the lower control arm. Refer to «Lower Control Arm Replacement»(ref-610077-S17339370182014042100000) .
  5. Check the front end alignment of the vehicle. Refer to «Wheel Alignment Specifications»(ref-610082-S34460951382014042100000) .

Front Wheel Bearing and Hub Replacement

Special Tools

J 42129 Wheel Hub Puller

CAUTIONThe wheel bearing and hub assembly includes a magnetic encoder with built-in permanent magnets that the wheel speed sensor senses. Any contact with another magnet will damage the encoder magnets. The damage will cause a diagnostic trouble code to be set and will require wheel bearing and hub replacement.

Scheme 17

Scheme 17: Removal Procedure
Scheme 17: Removal Procedure

Scheme 18

Scheme 18
Scheme 18
  1. Raise and support the vehicle. Refer to «Lifting and Jacking the Vehicle»(ref-610031-S32962375812014042100000) .
  2. Remove the tire and wheel. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  3. Remove the front brake rotor. Refer to «Front Brake Rotor Replacement»(ref-610083-S27555600012014042100000) .
  4. Remove the wheel drive shaft retaining nut and washer. Refer to «Front Wheel Drive Shaft Replacement»(ref-610098-S20248897622014042100000) .
  5. Install the J 42129 Wheel Hub Puller to the wheel bearing and hub.
  6. Using the J 42129 Wheel Hub Puller, separate the wheel drive shaft from the wheel bearing and hub.
  7. Remove the J 42129 Wheel Hub Puller from the wheel bearing and hub assembly.
  8. Remove the front wheel bearing hub bolts.
  9. Remove the wheel bearing and hub assembly.
  1. Position the wheel bearing and hub assembly in the knuckle.
  2. Using an approved solvent, clean the old threadlocker from the threads of the wheel bearing hub and the bolts.
  3. Apply the high-temperature, high-strength threarlocker to 2/3 of the threads of the wheel bearing and the bolts. NOTE: Ensure that there are no gaps in the threadlocker and allow to dry approximately 10 minutes before installing the wheel bearing bolts.
  4. Install the retaining bolts for the wheel bearing and hub. CAUTION: Refer to «Fastener Caution»(ref-610030-S34989781762014042100000) . Tighten Tighten the bolts to 120 N.m (89 lb ft).
  5. Install the front brake rotor. Refer to «Front Brake Rotor Replacement»(ref-610083-S27555600012014042100000) .
  6. Install the wheel drive shaft retaining nut and washer. Refer to «Front Wheel Drive Shaft Replacement»(ref-610098-S20248897622014042100000) .
  7. Install the tire and wheel. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  8. Remove the support and lower the vehicle.

Scheme 19

Scheme 19: Steering Knuckle Replacement
Scheme 19: Steering Knuckle Replacement
CalloutComponent Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the wheel bearing/hub assembly. Refer to Front Wheel Bearing and Hub Replacement . Disconnect the outer tie rod from the steering knuckle. Refer to Steering Linkage Outer Tie Rod Replacement . Disconnect the lower ball joint from the steering knuckle. Refer to Lower Control Arm Ball Joint Replacement .
1Front Strut Suspension Nut (Qty: 2)
2Front Strut Suspension Bolt (Qty: 2) CAUTION: Refer to Fastener Caution . TIP: Support the wheel drive shaft with mechanics wire after the knuckle has been removed. Tighten 195 N.m (144 lb ft)
3Steering Knuckle
CAUTION
Refer to Fastener Caution .

Steering Knuckle Replacement

Lower Control Arm Replacement

Special Tools

J 42188-B Ball Joint Separator

For regional equivalent tools, refer to Special Tools .

Scheme 20

Scheme 20: Removal Procedure
Scheme 20: Removal Procedure

Scheme 21

Scheme 21
Scheme 21

Scheme 22

Scheme 22
Scheme 22

Scheme 23

Scheme 23
Scheme 23
  1. Raise and support the vehicle. Refer to «Lifting and Jacking the Vehicle»(ref-610031-S32962375812014042100000) .
  2. Remove the tire and wheel. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  3. Disconnect the outer tie rod end from the steering knuckle. Refer to «Steering Linkage Outer Tie Rod Replacement»(ref-610078-S09696154652014042100000) .
  4. Turn the knuckle to the left.
  5. Using the J-42188-A (2) and a wrench, loosen the lower ball joint nut.
  6. Using the J 42188-B separator (1), disconnect the lower ball joint from the knuckle.
  7. Remove the lower ball joint nut (1).
  8. Remove the front lower control arm front nut (4) from the stud (3).
  9. Remove the lower control arm rear nut (2) and bolt (1).
  10. Remove the front lower control arm (1) from the vehicle.
  1. Position the front lower control arm (1) in the frame.
  2. Install the front lower control arm rear nut (2) and bolt (1). Hand tighten the rear nut (2).
  3. Install the front lower control arm front nut (4) to the stud (3) and tighten to 195 N.m (144 lb ft). CAUTION: Refer to «Fastener Caution»(ref-610030-S34989781762014042100000) .
  4. Tighten the front rear lower control arm rear nut (2) to 150 N.m (111 lb ft). NOTE: Use the appropriate size wrench to hold the bolt while torquing the nut.
  5. Connect the lower ball joint in the knuckle.
  6. Install the ball joint nut and tighten to: First Pass: 40 N.m (30 lb ft) Final Pass: plus 90°.
  7. Connect the outer tie rod end. Refer to «Steering Linkage Outer Tie Rod Replacement»(ref-610078-S09696154652014042100000) .
  8. Install the tire and wheel assembly. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  9. Remove the support and lower the vehicle.

Scheme 24

Scheme 24: Front Lower Control Arm Bushing Replacement
Scheme 24: Front Lower Control Arm Bushing Replacement
CalloutComponent Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
1Front Lower Control Arm Bushing Nut CAUTION: Refer to Fastener Caution . Tighten 195 N.m (144 lb ft)
2Front Lower Control Arm Bushing Bolt (Qty: 2) NOTE: When tightening the bolt to specifications, hold the bolt and torque the nut for the proper torque.
3Lower Control Arm Front Bushing Nut (Qty: 2) Tighten 75 N.m (55 lb ft)
4Front Lower Control Arm Bushing NOTE: The control arm bushing is NOT serviced separately, but with the mounting bracket.
CAUTION
Refer to Fastener Caution .
NOTE
When tightening the bolt to specifications, hold the bolt and torque the nut for the proper torque.
NOTE
The control arm bushing is NOT serviced separately, but with the mounting bracket.

Front Lower Control Arm Bushing Replacement

Front Lower Control Arm Rear Bushing Replacement

Special Tools

  1. CH-48107 Bushing Remover and Installer
  2. J 2619-01 Slide Hammer and Adapter
  3. J 5590 Installer and Remover

Scheme 25

Scheme 25: Removal Procedure
Scheme 25: Removal Procedure

Scheme 26

Scheme 26
Scheme 26

Scheme 27

Scheme 27
Scheme 27
  1. Remove the front lower control arm assembly. Refer to «Lower Control Arm Replacement»(ref-610077-S17339370182014042100000) .
  2. Install the lower control arm in a soft jawed vise.
  3. Assemble the J 2619-01 Slide Hammer and Adapter and the CH-48107 Bushing Remover and Installer.
  4. Position the J 2619-01 Slide Hammer and Adapter and the CH-48107 Bushing Remover and Installer lower control arm bushing.
  5. Using the J 2619-01 Slide Hammer and Adapter and the CH-48107 Bushing Remover and Installer, remove the front lower control arm bushing.
  6. Using the J 5590 Installer and Remover, remove the rear lower control arm bushing.

Scheme 28

Scheme 28: Installation Procedure
Scheme 28: Installation Procedure
  1. Position the front and rear bushings so that they are equally in the control arm.
  2. Position the CH-48107 Bushing Remover and Installer on the front bushing.
  3. Using the vise, compress the front and rear bushings until they are seated.
  4. Remove the lower control arm from the vise.
  5. Remove the CH-48107 Bushing Remover and Installer from the front bushing.
  6. Install the lower control arm in the vehicle. Refer to «Lower Control Arm Replacement»(ref-610077-S17339370182014042100000) .

Wheel Stud Replacement

Special Tools

J 35917 Ball Joint Remover

Removal Procedure

WARNINGIf you are replacing the wheel(s), the wheel stud(s), the wheel nut(s) or the wheel bolt(s), install only new GM original equipment parts. Installation of used parts or non-GM original equipment parts may cause the wheel to loosen, loss of tire air pressure, poor vehicle handling and loss of vehicle control resulting in personal injury.

Scheme 29

Scheme 29
Scheme 29
  1. Raise and support the vehicle. Refer to «Lifting and Jacking the Vehicle»(ref-610031-S32962375812014042100000) .
  2. Remove the tire and wheel. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  3. Remove the brake rotor. Refer to «Front Brake Rotor Replacement»(ref-610083-S27555600012014042100000) .
  4. Use the J 35917 Ball Joint Remover in order to press the wheel stud (1) from the bearing/hub (2).

Scheme 30

Scheme 30: Installation Procedure
Scheme 30: Installation Procedure

Scheme 31

Scheme 31
Scheme 31
  1. Install a new wheel stud from the back side of the bearing/hub.
  2. Install 3 flat washers (1) to the wheel stud (3).
  3. Install a hex nut (2) to the wheel stud (3).
  4. Tighten the hex nut until the stud head is fully seated in the bearing/hub flange.
  5. Remove the hex nut and the washers from the wheel stud.
  6. Install the brake rotor. Refer to «Front Brake Rotor Replacement»(ref-610083-S27555600012014042100000) .
  7. Install the tire and wheel. Refer to «Tire and Wheel Removal and Installation»(ref-610040-S26047125632014042100000) .
  8. Lower the vehicle.
  1. Position the front strut in the strut tower.
  2. Install the upper strut mounting nuts. CAUTION: Refer to «Fastener Caution»(ref-610030-S34989781762014042100000) . Tighten Tighten the mounting nut to 45 N.m (33 lb ft).
  3. Raise the vehicle.
  4. Position the front strut on the steering knuckle. NOTE: To reduce the brake hose stress during strut installation, install a jack stand under the steering knuckle. NOTE: If installing the front strut after servicing another steering or suspension component, align the front strut to the scribe mark on the steering knuckle.
  5. Install the front strut to steering knuckle mounting nuts and bolts. Tighten Tighten the mounting nut to 195 N.m (144 lb ft).
  6. Install the stabilizer link at the front strut. Refer to «Stabilizer Shaft Link Replacement»(ref-610077-S17246786012014042100000) .
  7. Install the wheel speed sensor wiring harness (1) and (2) on the front strut (3).
  8. Install the air inlet grille. Refer to «Air Inlet Grille Panel Replacement»(ref-610070-S02781087952014042100000) .
  9. Align the front end. Refer to «Wheel Alignment Measurement»(ref-610082-S18703178352014042100000) .

Strut, Strut Component or Spring Replacement

Special Tools

  1. J 42991 Strut Rod Nut Socket
  2. J 45400 Strut Spring Compressor

Scheme 32

Scheme 32: Disassembly Procedure
Scheme 32: Disassembly Procedure

Scheme 33

Scheme 33
Scheme 33
  1. Remove the strut from the vehicle. Refer to «Strut Assembly Removal and Installation»(ref-610077-S15890826272014042100000) .
  2. Install the strut (2) in the J 45400 Strut Spring Compressor (1).
  3. Turn the spring compressor forcing screw (1) until the coil spring (2) is compressed. NOTE: The spring is compressed when the strut moves freely.
  4. Using a socket or a wrench hold the strut rod, use the J 42991 Strut Rod Nut Socket and a ratchet wrench, remove the strut rod nut.
  5. Remove the strut from the J 45400 Strut Spring Compressor.
  6. Loosen the compressor forcing screw (1) until the upper strut mount and coil spring (2) may be removed.
  7. Remove the upper strut mount and the coil spring from the J 45400 Strut Spring Compressor.

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