Question: how to replace garage door track?
Answer: Step 1 - Order Replacement Track. You will need to order a replacement track for your garage door. ... 
Step 2 - Remove Rollers and Hinge Pins. ... 
Step 3 - Remove Springs. ... 
Step 4 - Move Door. ... 
Step 5 - Mark Location of Old Track. ... 
Step 6 - Remove Track. ... 
Step 7 - Align and Screw-in New Track. ... 
Step 8 - Position Door.