Yes, you can replace individual garage door panels yourself, but it’s a project that carries significant risks. The key steps involve measuring for an exact match, gathering the right tools, carefully releasing the door’s tension, unbolting the damaged section, installing the new one, and then re-tensioning the system. Extreme caution is required, especially when dealing with garage door springs, which are under high tension and can cause serious injury.

The Replacement Process

Click each step to see detailed instructions. Proceed only if you are confident in your ability.

Step 1: Safety & Tool Preparation

Safety is paramount. Do not start without these items.

Safety Gear: Sturdy gloves, safety glasses, steel-toed boots.
Tools: Wrench set, socket set, locking pliers (vise grips), sturdy ladder, and a reliable helper.
Critical Warning: If you have torsion springs (mounted on the wall above the door), you will also need winding bars of the correct size. Never use screwdrivers or other substitutes.

Step 2: Measure & Order New Panel

Exact measurements are critical for a proper fit.

Measure the height, width, and thickness of the panel.
Note the manufacturer and model number if possible (often on a sticker on the side of the door).
Take clear photos of the panel’s connection points and overall design.
Contact the manufacturer or a local supplier to order an identical replacement. It may take several weeks to arrive.

Step 3: Disconnect Power & Springs

This is the most dangerous part. If you are unsure, stop and call a professional.

Unplug the garage door opener from the power outlet.
Open the door fully and clamp locking pliers securely onto the roller track just below the bottom roller. This prevents the door from falling.
For Extension Springs (along the sides): Detach the safety cable and the spring hook from the track bracket.
For Torsion Springs (above the door): This is an advanced procedure requiring winding bars to carefully unwind the springs and release tension. Follow manufacturer instructions precisely.

Step 4: Remove the Damaged Panel

With the tension released and the door secured, you can begin disassembly.

Start by unbolting the hinges on the damaged panel from the panel above it.
Disconnect the rollers from the panel. You may need to remove the roller brackets. Keep all hardware organized.
With your helper, carefully slide the damaged panel out of the tracks.

Step 5: Install the New Panel

Installation is the reverse of removal.

With your helper, carefully slide the new panel into place in the tracks.
Re-attach the rollers and brackets to the new panel.
Bolt the hinges connecting the new panel to the panels above and below it. Ensure all bolts are snug but don’t overtighten.

Step 6: Reassemble & Test

Carefully bring the door back to operational status.

Re-engage the springs, applying tension exactly as specified by the manufacturer. This is another high-risk step for torsion springs.
Remove the locking pliers from the track.
Reconnect the garage door opener arm to the door.
Plug the opener back in.
Stand clear and test the door’s operation several times. Watch for smooth movement and proper balance.

Final Safety & Completion Checklist

Garage door opener is unplugged.
Locking pliers are securely clamped on the track.
Spring tension has been safely released.
All panel hinges are securely fastened.
Rollers are correctly seated in their tracks.
Springs are re-tensioned to manufacturer specifications.
All tools and ladders have been cleared from the area before testing.

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Dmytro Shevchenko

Main Contractor at PrimeGDR | + posts

Dmytro Shevchenko is the owner and lead technician at Prime Garage Door Repair, located at 25975 N Diamond Lake Rd, Unit 111, Mundelein, IL 60060. Known for his honest service and expert craftsmanship, he ensures every garage door operates safely and smoothly for families and companies across the Chicago suburbs.