why does my GMC Sierra T1XX (2019-Present) shake when I accelerate?

Learn how to diagnose and fix shaking during acceleration in GMC Sierra T1XX. Step-by-step guide with diagnostic procedures and repair instructions.

Solution

1. Tire Inspection and Balancing

• Sub-steps:
  • Check tire pressure with a gauge; inflate to the manufacturer's specifications if low.
  • Visually inspect tires for uneven wear; replace if necessary.
  • Remove the wheels and take them to a tire shop for balancing.
• Tools Required: Tire pressure gauge, jack, jack stands, lug wrench.

2. Wheel Alignment

• Sub-steps:
  • After balancing, perform a wheel alignment following the manufacturer's specifications.
  • Adjust camber, caster, and toe settings as required.
• Tools Required: Alignment machine, torque wrench.

3. Engine Mount Inspection

• Sub-steps:
  • Visually inspect engine mounts for cracks or separation.
  • Use a pry bar to check for excessive movement in the mounts.
  • Replace any damaged mounts with OEM parts.
• Tools Required: Pry bar, socket set.

4. Driveshaft and U-Joint Check

• Sub-steps:
  • Inspect the driveshaft for bends or damage.
  • Check U-joints for wear by rotating them; replace if they feel loose or have play.
• Tools Required: Socket set, grease gun (if applicable for U-joints).

5. Suspension Component Inspection

• Sub-steps:
  • Check for worn ball joints, bushings, and control arms.
  • Replace any worn components with OEM or quality aftermarket parts.
• Tools Required: Socket set, wrench set, torque wrench.