The broken down train near Cardonald is now on the move and trains can run between Paisley Gilmour Street and Glasgow Central.
While service recovers, trains running between these stations may still be delayed by up to 20 minutes.
Disruption is expected until 15:30.
Customer Advice:
You may use your ticket at no extra cost on alternative ScotRail services.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner.
Compensation:
You may be entitled to compensation if you experience a delay in completing your journey today. Please keep your train ticket and make a note of your journey, as both will be required to support any claim.