Engine Coolant Air Bleed Pipe and Hole Cover Cleaning and Inspection
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- NOTE:
Do not use the engine coolant air bleed pipe and cover seals again. Upon installation of the pipe and covers, install NEW seals.
Remove the seals (308) from the pipe and covers.
Clean the pipe and covers in solvent.
- Dry the pipe and covers with compressed air.
- Inspect the pipe and covers for restrictions within the pipe (1) or damaged sealing surfaces (2, 3).
WARNING:
Refer to Safety Glasses and Compressed Air Warning .