Full 25-point door and opener safety check with every visit - springs, cables, rollers, tracks, and your LiftMaster or Chamberlain opener included
You get a price before we start. It does not change when the truck arrives.
Before
After
Before
After
Before
AfterGarage Door Before & After in Tarzana, CA
We can describe a torsion spring replacement in exact wire gauge and coil count, but a photo shows the difference between a door that hasn’t been serviced since 2016 and one that closes flat, quiet, and sealed. Since 2015, we’ve documented more than 18,000 garage door jobs across Tarzana with the same habit: photograph what we found, photograph what we did, and send you both before you pay a dollar. Here’s what that looks like.
Recent Transformations
Torsion Spring Failure on a Tarzana Two-Car Door
The left torsion spring snapped at 4:30 on a Thursday, leaving the door cocked in the track with the full weight resting on one cable. We measured the old spring at 0.250-inch wire, 2-inch inside diameter, 33 coils, and installed a matched pair so both springs carry the same load. The tech photographed the broken coil before touching it, per Clause 4 of The Haven Standard, then verified the door balanced at the halfway point with the opener disconnected. Door cycles tested 10 times. Total visit: 90 minutes.
Wayne Dalton Door Off Its Track After a Cable Pop in Woodland Hills Corridor
The cable on the right side jumped the drum when the door hit a broom handle leaning inside the track. A previous fix had left the track flared outward near the floor, so we cold-set the track back to spec and reset both drum cables under equal tension before re-hanging the bottom bracket. The result is a door that rolled up the full travel without binding, confirmed with an opening force pull test. We photographed the drum set with the new seat line so future wear is measurable.
Genie Opener Swap to a LiftMaster 87504 with Battery Backup
The existing Genie opener had a failing logic board and a trolley carriage that had scored the rail. Rather than throw parts at a 20-year-old unit, we installed a LiftMaster 87504 with a battery backup so the door still opens during a power cut. The wall console is now at height for the homeowner’s wheelchair, and the photo record includes the sensor alignment before we reinstalled the beam.
Broken Section Panel Replacement on an Amarr Heritage Door
The middle section took a truck bumper hit hard enough to crack the stile. We sourced the matching Amarr panel, swapped it in, and re-balanced the torsion springs because the new section weighs slightly less than the waterlogged original. The door closes evenly along the full width of the floor. No new paint needed: the panel shipped in the same factory color.
Emergency Weekend Call: Trolley Carriage Stripped on a Chamberlain Opener
Saturday afternoon, the opener motor ran but the door wouldn’t move. The trolley carriage teeth had worn smooth against the rail. We replaced the carriage with the correct Chamberlain part, re-timed the limit switches, and re-engaged the door. The homeowner had video from their phone of the motor grinding – we watched it on arrival and found the exact failure in under 15 minutes. The door was back on the opener the same day.
Want Results Like These?
Every job starts with a written price before any work begins, and ends with a photo record you keep. Call (424) 372-1317 for garage door repair or replacement in Tarzana, and we’ll quote the work flat, up front, with no surprises.
Written by Marcus Deller, Owner at Servo Garage Doors Tarzana, serving Tarzana since 2015.