Ron starts this episode talking about diagnosis : takes a call on a 99 Cherokee Classic that is sputtering below 60 degrees : takes a call on an 09 Malibu and problems with the throttle body : talks again about diagnosis : takes a call about intervals for, say, oil changes – mileage or how many months : answers an email about an 08 LeCern with hesitation : and talks about computer programming for cars.

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