Door Latch Repair Cost Guide
Basic Door Latch Repair
Simple repairs like fixing loose screws or minor adjustments typically take 30-45 minutes.
Estimated Cost: $65-95 labor plus parts ($15-30)
Total Cost Range: $80-125
Door Latch Replacement
Complete latch mechanism replacement usually requires 1-1.5 hours.
Estimated Cost: $125-190 labor plus parts ($25-75)
Total Cost Range: $150-265
Smart Door Latch Installation
Installing electronic or smart door latches typically takes 2-3 hours.
Estimated Cost: $250-375 labor plus parts ($100-300)
Total Cost Range: $350-675
Commercial Door Latch Repair
Commercial grade repairs usually require 1.5-2 hours.
Estimated Cost: $190-250 labor plus parts ($50-150)
Total Cost Range: $240-400
Note: Prices are estimates based on our standard rate of $125/hour. Final costs may vary depending on the specific situation, parts required, and complexity of the repair. Emergency or after-hours services may incur additional charges.
Common Door Latch Repair Procedures
Mortise Lock
Repair Steps:
- Remove the door handles and face plate screws
- Extract the mortise lock body from the door edge
- Disassemble the lock mechanism carefully, noting component positions
- Clean all parts thoroughly with degreaser
- Replace worn springs, levers, or other damaged components
- Lubricate moving parts with graphite powder
- Reassemble the lock mechanism
- Reinstall into door and test operation
Cylindrical Lock
Repair Steps:
- Remove handle screws and separate handles
- Remove the cylinder housing retaining clip
- Pull out the cylinder assembly
- Clean internal mechanisms
- Replace damaged springs or worn components
- Apply lubricant to moving parts
- Reassemble in reverse order
- Test latch operation several times
Tubular Latch
Repair Steps:
- Remove handle set screws
- Take off door handles
- Remove faceplate screws
- Pull out tubular latch assembly
- Clean or replace spring mechanism
- Apply silicone-based lubricant
- Insert new latch if necessary
- Reinstall and test functionality
Rim Lock
Repair Steps:
- Remove cover screws and housing
- Clean internal mechanism thoroughly
- Check for worn or broken parts
- Replace damaged components
- Lubricate moving parts
- Reassemble housing
- Secure to door surface
- Test lock operation
Smart Lock
Repair Steps:
- Check battery level and replace if necessary
- Remove mounting screws and cover plate
- Inspect electronic components
- Clean contact points
- Update firmware if available
- Check mechanical parts for wear
- Replace damaged components
- Reassemble and test all functions
- Reconnect to WiFi/Bluetooth if applicable
Important Note:These are general repair procedures. Specific models may require different steps. For complex repairs or if you're unsure, we recommend consulting a professional locksmith.
Regular maintenance can prevent many common door latch issues. We recommend annual inspection and lubrication of all door hardware.
Types of Door Latches and Their Functions

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Door Latch Failure Symptoms and Warning Signs
Common Door Latch Issues and Maintenance Guide
Mechanical Door Latches
Signs of Failure:
- Difficulty in turning or operating the handle
- Loose or wobbly handle movement
- Grinding or scratching sounds when operating
- Door doesn't properly catch when closing
- Visible rust or corrosion
Service Schedule: Inspect annually; lubricate moving parts every 6-12 months with silicone-based lubricant.
Electronic Door Latches
Signs of Failure:
- Delayed response when using key card or code
- Battery warning indicators
- Inconsistent operation
- Strange beeping sounds
- Door doesn't automatically lock/unlock
Service Schedule: Replace batteries every 6-12 months; professional inspection annually; software updates as recommended by manufacturer.
Magnetic Door Latches
Signs of Failure:
- Weakened magnetic hold
- Door doesn't stay closed
- Visible damage to magnetic plates
- Misalignment between magnet and strike plate
Service Schedule: Clean magnetic surfaces monthly; check alignment quarterly; full inspection annually.
Spring Loaded Door Latches
Signs of Failure:
- Spring doesn't retract properly
- Latch gets stuck in position
- Weak spring tension
- Visible wear on latch bolt
Service Schedule: Lubricate every 3-4 months; check spring tension bi-annually; replace springs every 3-5 years depending on usage.
Note: Service schedules may vary based on usage frequency and environmental conditions. High-traffic areas may require more frequent maintenance.
How It Works
- Get a quote online or set-up a time to have your vehicle looked at.
- Pick time slots that work for you, easily, online.
- We will confirm appointments and send reminders.
- Our mechanics bring everything that is needed to you.
- All you have to do is provided a safe area for the work to be performed.
What we need from you
- A safe place to work on your vehicle
- No working on the side of busy roads
- No working on unstable or steep surfaces.
- We do not perform repairs during severe weather.
- Authorization from a property owner or management.
- Repair work done in a parking lot or at your requires permission.
- We do not do repairs in areas restricted by law.
Common Questions
Service Area
Our primary service area is greater Grand Rapids and includes Comstock Park, East Grand Rapids, Grandville, Kentwood, Walker, and Wyoming
Our secondary service area is provided by our Belding location and includes: Belding, Greenville, Ionia and the sorrounding areas.
Contact us if you have any questions about where we provide services.