Failed your emissions test? Arvada Square Auto is a Colorado Certified Emissions shop for diagnosing and repairing vehicles to prevent future emissions failures. Emissions tests are an annual occurrence and a way to see how much fuel is exiting out of the tailpipe of your vehicle, thus, not being used by your engine. Passing emissions tests means your engine must be properly tuned to utilize the gas entering it and therefore convert it to energy to move the vehicle. Failing an emissions test in Arvada essentially means you have a gas leak on your hands. Stop by Arvada Square Auto to get the emissions service you need and pass the emissions test.