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, Matt Allen of Virginia Auto Service in Phoenix helps a number of listeners with concerns about their vehicle. Also on this show:

• Maintaining your modern vehicle's cooling system.
• How often should you flush your cooling system?
• What happens if you ignore a leak from your water pump?
• 2015 Volkswagen Passat: Should I be changing my oil more frequently than my owner's manual suggests?
• Information about the Concours in the Hills Auto Show in Fountain Hills.
• 2018 Ford F150: Where can I take this low mileage truck to have the check engine light properly diagnosed?
• 2016 Jeep Wrangler: Why am I having intermittent issues with my throttle body?
• Welcoming Shady Rays Sunglasses to the Bumper to Bumper Network!
• 2016 Ram 1500: The left turning signal and brake lights on my truck aren't working even after checking the fuse and bulbs. What could be the issue?
• 2018 Nissan Sentra: Why are my brakes squeaking even after having them replaced?

Cars talked about on this show are the 2015 Volkswagen Passat, 2018 Ford F150, 2016 Jeep Wrangler, 2016 Ram 1500, and the 2018 Nissan Sentra.