Lower Oil Pan 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.
Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant
- Clean the oil pan mating surface.
- Clean the oil pan (1). Remove all the sludge and the oil deposits.
- Inspect the threads for the engine oil drain plug.
- Inspect the oil pan for cracking near the pan rail and the transmission mounting points.
- Inspect the oil pan baffle and pickup screen.
- Repair or replace the oil pan as necessary.