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HOMESERVICE MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 46 (FRONT SUSPENSION SYSTEM)REPAIR INSTRUCTIONSLOWER CONTROL ARM REPLACEMENTINSTALLATION PROCEDURE
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol

Installation Procedure

2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Installation Procedure
WARNING: This page is about a different car, the 2018 Chevrolet Sonic. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM2497520Courtesy of GENERAL MOTORS COMPANY

    Position the front lower control arm (1) on the vehicle.

  2. GM2497309Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Do NOT tighten the front lower control arm rear bolt and nut until AFTER the front lower control arm front bolt is tightened.

    Front Lower Control Arm Rear Bolt (2) - Loosely install

    Install a NEW bolt.

  3. Front Lower Control Arm Rear Nut (1) - Loosely install
  4. GM2497356Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Front Lower Control Arm Front Bolt - Install and tighten

    Install a NEW bolt.

    Tighten

    1. First Pass: 115 N.m (85 lb ft)
    2. Final Pass: 60 - 70 degrees
  5. GM2497309Courtesy of GENERAL MOTORS COMPANY

    Front Lower Control Arm Rear Bolt (2) - Tighten

    Tighten

    1. First Pass: 160 N.m (118 lb ft)
    2. Final Pass: 30 - 45 degrees
  6. GM2497213Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    Ensure that the lower control arm ball joint stud is correctly seated in the steering knuckle. Visually check that the notch in the lower control arm ball joint stud is lined up with the bolt hole in the steering knuckle. Failure to correctly align these components may cause the lower control arm to detach from the knuckle which will result in severe personal injury and damage to the vehicle.

    Steering Knuckle Bolt (2) - Install

  7. Steering Knuckle Nut (1) - Install and tighten

    Tighten

    1. First Pass: 42 N.m (31 lb ft)
    2. Second Pass: Loosen 120 degrees
    3. Third Pass: 35 N.m (26 lb ft)
    4. Final Pass: 30 - 45 degrees
  8. Steering Linkage Outer Tie Rod@Steering Knuckle - Install - Steering Linkage Outer Tie Rod Replacement
  9. Front Wheelhouse Liner Inner Front Extension - Install - Front Wheelhouse Liner Inner Front Extension Replacement (Left)Front Wheelhouse Liner Inner Front Extension Replacement (Right, LUV)Front Wheelhouse Liner Inner Front Extension Replacement (Right, LWE, LUW)
  10. Front Wheelhouse Liner - Install - Front Wheelhouse Liner Replacement (Front)Front Wheelhouse Liner Replacement (Rear)Front Wheelhouse Liner Replacement (with WFK)
  11. Measure and adjust the wheel alignment. Wheel Alignment Measurement
RENDER: 1.0x

NO RELATED

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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.