How to Replace Front Window Regulators on a 2018 Hyundai Elantra (Driver & Passenger)
Step-by-step door panel removal, tools/parts list, safety tips, and regulator/motor install guidance
How to Replace Front Window Regulators on a 2018 Hyundai Elantra (Driver & Passenger)
Step-by-step door panel removal, tools/parts list, safety tips, and regulator/motor install guidance


š§ Elantra - Front Window Regulator Replacement
Replacing a front window regulator means removing the front door trim panel, supporting the glass, unbolting the regulator/motor assembly, then installing and adjusting the new unit so the window moves smoothly.
Before I lay out the exact step-by-step with the correct Hyundai torque specs and any variant notes, I need 2 quick details so I donāt give you the wrong procedure.
Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours (both front doors)
ā ļø Safety & Precautions
- ā ļø Disconnect the 12V battery negative cable before working on the door wiring (power windows/locks and possible side-impact airbag wiring in the door).
- ā ļø Support the window glass securely (it can drop suddenly and shatter).
- ā ļø Keep fingers clear of the regulator scissor/cable path during testing.
š§ Required Tools
You'll need the following tools for this repair:
- 10mm socket
- 1/4" ratchet
- 3" extension (1/4")
- Phillips screwdriver #2
- Small flat trim screwdriver
- Plastic trim removal tool set
- Panel clip pliers
- Needle-nose pliers
- Pick tool
- Painterās tape (1" wide)
- Work gloves
- Safety glasses
- Torque wrench (inch-pound or small Nm range)
š© Required Parts
HowToo sells all the parts you need for this repair:
- Front window regulator (driver/LH) - Qty: 1
- Front window regulator (passenger/RH) - Qty: 1
- Front window motor - Qty: 0-2 (only if not included)
- Door trim panel clips - Qty: 4-10 (as needed)
- Butyl ribbon sealer for vapor barrier - Qty: 1 (as needed)
š Before You Begin
- Park your Elantra on level ground and open the front door fully.
- Disconnect the battery negative terminal and wait 10 minutes before unplugging door connectors.
- Have painterās tape ready to hold the glass in the fully-up position.
- Quick questions (reply with A/B): (1) Are you replacing both front regulators (driver + passenger), or just one side? (2) Are your replacement parts regulator only or regulator + motor assembly?
šØ Step-by-Step Instructions
Follow these steps in order:
Once you answer the 2 questions above, Iāll post the exact Hyundai-specific steps for your Elantra with the correct bolt locations and the proper torque specs for:
- Door trim fasteners
- Regulator mounting bolts
- Glass clamp bolts
- Window motor bolts (if swapping motor)
ā After Repair
- Reconnect the battery and test the window movement slowly (up/down) while watching for binding or clicking.
- If equipped, initialize the auto-up/auto-down function after reconnecting power.
- Confirm the door lock, mirror, and speaker all work before finalizing clips.
š° DIY vs Shop Cost
Shop Cost: $500-$1,200 (parts + labor for both front doors)
DIY Cost: $160-$500 (parts only for both front doors)
You Save: $340-$700 by doing it yourself!
Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 2.0-3.0 hours.
šÆ Ready to get started?
HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.



















