Bumper to Bumper Radio, the car guys on KTAR, 92.3 FM in Phoenix, AZ, broadcast every Saturday from 11:00 am to noon. On this show, Dave Riccio of Tri-City Transmission in Tempe, AZ talks about issues with your car that may go unnoticed due to an electrical malfunction behind your dashboard. Also on this show:

• How small repairs or services can affect the diagnosis of a larger issue at your repair shop.
• How shop loyalty can save you money and extend the life of your vehicle.
• Where to get your car battery tested or replaced.
• What is the proper engine coolant ratio?
• 2011 Chevrolet Impala: My car has been shifting hard intermittently since it has passed 50k miles. Is this common for a vehicle of this type/age?
• Mazda: I’ve noticed white smoke from my exhaust and my car seems to be burning oil quickly. Are these two issues related?
• 2005 Ford Mustang: My car has a hard time starting in the heat, but runs fine otherwise. What is the first thing I should service to help correct this problem?
• 2005 Buick Rendezvous: Why is my car running differently after having my transmission fluid changed?

Cars talked about on this show are the 2011 Chevrolet Impala, Mazda, 2005 Ford Mustang, and the 2005 Buick Rendezvous.