The contractor that oversees Wisconsin’s vehicle emission testing program is making changes to address a slide in the number of car repair facilities willing to conduct the tests for them. In 2012, ...

Although there has been increased attention paid to electric vehicles in recent years, that doesn't mean the regulations for gas guzzlers have been relaxed. Both automobiles and motorcycles still need ...

Several times a year it seems we hear of shop owners and even some truck owners who have been caught out of emissions compliance, whether gutting the hardware of the internal emissions-system ...