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, AZ talks about the systems associated with your car’s check engine light and when to have a repair done right away. Also on this show:

• What does a flashing check engine light mean?
• Is it ever okay to ignore your check engine light?
• What other components besides your engine relay information to your check engine light.
• Why multiple issues are common when your check engine light is on.
• A brief history of the check engine light.
• Important information about check engine light codes.
• 2001 Ford Expedition: I’ve noticed a smell and light fog coming from my truck’s AC vents while driving uphill. Have you seen this before?
• 2002 Chevrolet Malibu: The ABS light on my dash has come on. My brakes feel fine, so what could be causing this?
• 2003 Ford Expedition: Could I fix an airflow issue with my truck myself?
• 2007 Dodge Charger: How can I pinpoint whether the problem starting my car is related to my battery or starter?
• 2002 Lexus RX300: At 150k miles, when should I be looking to change out my shock absorbers? 
• 2012 Jeep Grand Cherokee: At low speeds, I can hear a clicking sound coming from my vehicle. The dealership replaced my axle shaft, then said it may be related to my tires. Does that sound possible?

Cars talked about on this show are the 2001 Ford Expedition, 2002 Chevrolet Malibu, 2003 Ford Expedition, 2007 Dodge Charger, 2002 Lexus RX300, and the 2012 Jeep Grand Cherokee.