My daughter took her Ford Ranger in to Purrfect Auto in Glendora, CA for a smog test, first their coupon was worthless as they pointed out her V6 "truck" was an up charge. Vehicle passed smog test but wouldn't communicate with their computer so the it would fail to complete finial test. They wanted an extra 49.95 to plug in their diagnostic reader to see why it wouldn't communicate with their computer. After much talking to the person on the phone we agreed to this charge otherwise she would lose the inflated charge for the... read full review »