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 used cars and repairs needed before selling your car. Also on this show:

• The top 10 "cringe" cars.
• 2001 Toyota Highlander 80,000 miles: When is the right time to change the transmission fluid and filter?
• 1997 Ford Ranger 270,000 miles: I'm having suspension issues and electrical problems. I want to get rid of the car, but I'm not sure what kind of repairs should I get before I'm able to sell it.
• 2001 Ford Mustang GT: In the past month, I've noticed that I'm getting a lot less gas mileage. What could be the problem?
• I recently had the spark plugs replaced on my car and now there's 5,000 extra miles on the car. Is there a problem with something electrical?
• 2004 Chrysler Sebring: I bought this car used with low miles but there seems to be repair after repair needed and I'm not sure if I should keep putting money into the car or try to unload it.
• 2005 Nissan Pathfinder 37,000 miles: My check engine light turns on and off randomly. My repair shop checked it out and said it has something to do with emissions. Is this true?
• Does sugar in a gas tank ruin the car?
• I'm looking to buy an Acura MDX. Is this a good car?
• 1999 Dodge Diesel Truck: 152,000 miles: I've noticed that the steering wheel is very loose and I'm not sure what the problem could be.
• 2000 Chevrolet Pickup 100,000 miles: My truck won't shift into overdrive when I get up to higher speeds and there's no check engine light on. Do you know what is causing this?

Cars talked about on this show are 2001 Toyota Highlander, 1997 Ford Ranger, 2001 Ford Mustang GT, 2004 Chrysler Sebring, 2005 Nissan Pathfinder, 1999 Dodge Diesel Truck, 2000 Chevrolet Pickup.