Some 2025 Chevy Trax units will need a master brake cylinder replacement to correct reduced brake performance, according to a recent GM service update.

This month we center on the transmission mount and the master cylinder. Our plans are to run a used small-block Chevy with a TH350 automatic transmission, simply because they were available and cheap.

Both master cylinder styles work great but when you relocate to the firewall-mounted master cylinder the pedal position gets lower and improves your foot position to the gas pedal.

The really scary component for pre-1967 Chevrolet passenger cars is that the entire braking system draws fluid from a single reservoir master cylinder.

The first video provides a step-by-step tutorial on how to install a Wilwood hydraulic clutch master cylinder in an older muscle car, enhancing clutch performance.

According to GM Service Update N252494220, some 2025 Chevy Equinox units may need a brake master cylinder assembly replacement to fix reduced brake performance.