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 and Matt Allen of Virginia Auto Service in Phoenix talk about oil change tips, Lab One, and lubricant/fuel testing. Also on this show:

• How often should you be changing your oil depending on your specific vehicle?
• What is oil viscosity?
• Why does a shorter commute affect your oil negatively?
• What happens when water contaminates your oil?
• Factors that affect the quality of your oil and may cause it do go bad early.
• Is it important to purchase higher priced oil filters?
• Information about Lab One oil testing throughout the valley.
• 2004 Chrysler Crossfire: After replacing my battery, my car has stopped recognizing my remote key. Can you recommend somewhere local that could fix this?
• 1985 Mercury Grand Marquis: What should I expect to pay in labor for a repair that requires removing the dash?
• 1973 Chevrolet Corvette: What type of oil and oil filters would you recommend for my Corvettes?
• 2007 Chevrolet Silverado: What is the shelf life of motor oil?
• 2015 Mercedes GL: I’m concerned about the iron content in my vehicle’s oil. How can I keep this in check?
• 2003 Chevrolet Silverado: How can I get in touch with Lab One?
• 2012 Chevrolet Malibu: How likely is it that ESE warning light is coming on due to electrical error?

Cars talked about on this show are the 2004 Chrysler Crossfire, 1985 Mercury Grand Marquis, 1973 Chevrolet Corvette, 2007 Chevrolet Silverado, 2015 Mercedes GL, and the 2012 Chevrolet Malibu.