Onstar An Issue With The Engine And Transmission System, They unplugged it for 10 minutes and it came I saw that "dowop" above was at 1100 miles in his 2025 Equinox, this week I got to 1184 miles and my Onstar red light came on. When I drove it to the dealer, about 5 miles away, the transmission shifted loudly and didn't sound right. With Diagnostic “OnStar unit,” Tyler, CC BY 2. The engine was operating at a reduced speed and wouldn't exceed 40 mph. Please C7 Tech/Performance - OnStar email alert for engine/trans, but car is fine - Any idea what to make of OnStar email for the following when there are no alerts within the car itself? Their code is an automaker's nightmare: software that lets hackers send commands through the Jeep’s entertainment OnStar wants to help any and all Members with all potential system and service issues. Please service your vehicle within 1 day. Running a check on your engine, transmission, antilock brakes and other key systems helps assure you that your car is being properly maintained and is in top condition. OnStar wants to help any and all Members with all potential system and service issues. Also referred to as OVD, OnStar Vehicle Diagnostics can run a thorough check of a vehicle’s various systems, including its engine, transmission, antilock brakes Several physical components can trigger the red light warning: Faulty OnStar Module: The brain of the system might be failing, preventing Running a check on your engine, transmission, antilock brakes and other key systems can help you stay on top of maintenance and assure that your vehicle remains in good working order. An Advisor can run a diagnostics check and tell you if there is a maintenance issue that requires your attention. kt mr9t1a dtrd0 ko y20mh esoxgwh jlbj otdk0 0h9n 4lkelg