When it comes to GM 6-speed transmissions—specifically the 6L80 and 6L90—heat is the silent killer. If you're driving a Silverado,...

In modern vehicles, electronic modules are the unsung heroes responsible for everything from engine performance to safety features. When...

It Is Not A PATS Issue If • The “Service Engine Soon” light is illuminated. (Investigate PCM system) • There is no communication with...

GM vehicles produced after 1995 Engine will not start after replacing a faulty Powertrain Control Module (PCM). Proper relearn procedure...