: Burning oil (blue smoke) or sweet-smelling coolant (white smoke).
: Use the "Penny Test." Insert a penny into the tread with Lincoln's head upside down. If you see the top of his head, you need new tires. Auto Repair and Maintenance
While DIY is great, some jobs require specialized tools or safety knowledge: : If you hear grinding or squealing. Transmission Issues : Slipping gears or delayed engagement. : Burning oil (blue smoke) or sweet-smelling coolant