Ron starts the hour talking about the wrong way to fix a car : takes a call on an 06 Silverado asking the benefit of dial exhaust after the catalytic converter : answers an email on a 1940 Caddy sedan looking for restoration suggestions : takes a call on a 98 Camry where the brakes are getting tight : takes a call on a 99 Camry with issues with the air vents : and takes a call on an 09 Mazda 3 with brake problems.