Instead, they revolve around (not literally) the drum that is fixed to the truck's wheel. Air from the compressor passes from the air tanks when the brake pedal is used. This allows the s-cam to ...

Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 Pinnacle (PI/PN) trucks. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the ...

More than 1,100 trucks may have an oversized magnet carrier in the throttle pedal assembly, possibly causing the pedals to ...

The throttle assemblies in more than 1,100 trucks may contain an oversized magnet carrier, causing the pedal to stick. Also: ...