Where is the drain plug on a 2002 Chevy s10 blazer?

The drain plug on a 2002 Chevy S10 Blazer's differential is located on the bottom of the differential housing. To be more precise, you'll find it on the passenger side of the rear axle. It's usually a circular, magnetic plug.

However, you need to be careful and make sure you're working on the correct differential. The transmission and transfer case (if 4WD) also have drain plugs, but they're in different locations. You want to find the rear differential.

Before you begin: Consult your owner's manual for the exact location and torque specifications for the drain plug. Using a jack and jack stands to safely lift the vehicle is also critical for access and safety.