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 which automobile warranties to avoid and which to consider. Also on this show:

• How many years do most manufacturers cover your car or truck?
• What is a prorated warranty?
• Common components and parts of your vehicle that are typically covered under warranty.
• Are commercial vehicles eligible for the same types of warranties?
• Information about the coast to coast Interstate Battery warranty.
• 2011 Chevrolet Silverado: My truck is intermittently losing power at around 45 mph along with the check engine light coming on. Have you seen this issue with these trucks before?
• 2015 Jeep Grand Cherokee: Is there anything I can do to increase the brightness of my headlights?
• 1998 Pontiac Montana: How can I best pinpoint why my car is overheating?
• 2008 Chrysler Town and Country: After changing my brake pads, my brake warning light came on. What could be the reason for this?
• 2010 Nissan Altima: My car is having a bad vibration while idling. How can I diagnose this problem?
• 1973 Opel GT: Is it possible to test my ignition module?
• 1997 Lexus LX450: My garage door doesn’t open until I turn off my engine. Is it possible that there’s some type of disruption in the signal?

Cars talked about on this show are the 2011 Chevrolet Silverado, 2015 Jeep Grand Cherokee, 1998 Pontiac Montana, 2008 Chrysler Town and Country, 2010 Nissan Altima, 1973 Opel GT, 1997 Lexus LX450