One problem related to emission control has been reported for the 2007 Chevrolet Silverado 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Chevrolet Silverado 1500 based on all problems reported for the 2007 Silverado 1500.
When I took my 2007 Chevrolet silverado with 36,000iles for inspection I was informed that two monitors were not functioning. These were the O2 sensor and the O2 sensor heater. Everything else passed. I was told that these may have been subject to a recall.