Chevy Traverse Service Stabilitrak Engine Power Reduced - My main concern is the stabilitrak and engine power issues. The stabilitrak light is only on because the engine code is present. That evap code would typically not cause it to derate so. Sometimes you can reset the system by disconnecting the battery. But sounds like you have a electronic throttle body concern. The messages on mine showed up as service battery charging station soon. Then i got messages about stabiltrak and traction control. Then reduced power mode was. Recently has started the service stabilitrak/service traction control/engine power reduced messsage and has quit. Also… i have to leave it running when i get gas or it has. My car chevy traverse 2025 is saying service traction control, engine power is reduced, traction control off, and service stabilitrak? We just replaced the started and now it is. While the stabilitrak system won’t cause any engine problems when it has issues, you may get the service engine soon light with the “service stabilitrak” warning. My 2025 traverse with 26,000 miles just went crazy, first a message engine power reduced and it felt like my trans went into 1st, almost immediately a check stabilitrak message. Check if your catalysts is blocked, because i have a similar issue with chevy and when the catalyst is replaced every thing bec ok. One thing i have found is wheel speed. 2025 traverse with 36k miles, car stopped and engine power is reduced, service traction control service stabilitrak error messages displayed. Technician is saying pins in. I have a 2025 chevy traverse lt with 48000 miles. Last week while driving my kids to school the traction control off, service stabilitrac, service traction control message appeared on the dic.
My main concern is the stabilitrak and engine power issues. The stabilitrak light is only on because the engine code is present. That evap code would typically not cause it to derate so. Sometimes you can reset the system by disconnecting the battery. But sounds like you have a electronic throttle body concern.