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 the function of your vehicle’s catalytic converter and why they become less efficient over time. Also on this show:

• Why a worn catalytic converter will cause your check engine light to come on and in turn have you fail emissions testing.
• Is there an error code for a bad catalytic converter?
• What other vehicle components relate to the catalytic converter?
• How common is it for a sensor to be the part to blame for emissions related problems?
• Why are catalytic converters so costly?
• Great holiday gift ideas for the car person in your life!
• 2000 Chevrolet S10: My truck is having issues starting and I can’t find the source of the problem. How can I better diagnose this issue myself?
• 2003 Chevrolet Tahoe: The paint on my dash is starting to peel off. Is there some type of finish I can apply or do I need to have the entire dash replaced?
• 2006 Honda Element: This vehicle is showing multiple misfire codes. What type of further damage could this cause especially relating to the catalytic converter?
• 2007 GMC Yukon: My truck is telling me that there is an issue with the stability and traction, but it seems to be running fine. Is there cause for concern?
• 2008 Dodge 1500: While idling, my truck is making a ticking noise. How can I find the source of this noise?
• 2012 Nissan Pathfinder: I’m considering purchasing this car – are there any issues I should be especially concerned about with this make and model?

Cars talked about on this show are the 2000 Chevrolet S10, 2003 Chevrolet Tahoe, 2006 Honda Element, 2007 GMC Yukon, 2008 Dodge 1500, and the 2012 Nissan Pathfinder.