Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Genesis G90 3.3T Premium, AWDFACTORY OEM SERVICE PROCEDURE
Description And Operation: Description
- Power trunk drive unit (Trunk open)
- The trunk open switch operates. (Trunk outside handle switch, Crash pad switch, SMK trunk open button)
- The power trunk motor operates and motor gear rotates (A).
- The sector gear rotates (B).
- The drive arm connected to sector gear rotates (C).
- The push rod operates (D) in the direction of the arrow.
- The end of the push rod pushes up the trunk (E).
- Power trunk drive unit (Trunk close)
- The trunk close switch operates.
- The power trunk motor operates and motor gear rotates (A).
- The sector gear rotates (B).
- The drive arm connected to the sector gear rotates (C).
- The push rod operates (D) in the direction of the arrow.
- The end of the push rod pushes up the trunk (E).
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.