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, Jeff and Curt of Curt’s Auto Repair join Dave Riccio of Tri-City Transmission in Tempe, AZ talks about diesel engine maintenance and repair advice. Also on this show:

• When to know if you’ve gone too far servicing your vehicle by yourself.
• How diesel engines have evolved in the past 10 years.
• How often you should change the oil in a diesel truck.
• Information about Curt’s Auto Repair in Phoenix, AZ.
• 2011 Buick Lacrosse: I was told that I have a leaking water pump. How much should I expect to pay and where should I take my car?
• 2008 Subaru Forester: Is there any relation between an evap leak and the cruise control?
• 2006 Toyota Tundra: At 200k miles, what concerns should I have about my truck’s transmission?
• 2007 Toyota Camry: This car will occasionally “bump” to a stop. Is this a battery or brake issue?
• 2007 Toyota Tundra: Advice for a previous caller.
• 2004 Dodge Ram: Is it required to have a valve adjustment done?

Cars talked about on this show are the 2011 Buick Lacrosse, 2008 Subaru Forester, 2006 Toyota Tundra, 2007 Toyota Camry, 2007 Toyota Tundra, and the 2004 Dodge Ram.