Lincoln MKS P.T.U. Fluid Change
How to clean Capri Tools CP21029 Vacuum Brake Bleeder
2009 3.7L Cyclone Duratec Power Transfer Unit.
Link to best step by step video for PTU service, with additional links:
• Ford All Wheel Drive Vehicles: Critical PT...
Link to Siphon used in video:
https://amzn.to/2J4fCAy
10/06/2022 PTU still operating well; intermittent whining from unit. Will update info if part fails.