16
Apr
2003 Chevy Trailblazer Service Engine Soon Light. Our resources can help you fix your check engine light now. I was told that it could be either a thermostat or a sensor. I do plan on taking it in even though that will cost me at least 60. Informative articles technician advice component tests wiring help and more.
Shut the engine down start it back the lights go. Sometimes it will not go more than 20 and 10 mph. Service engine soon light came on and it seems to idle higher1000 rpmnow. The check engine light can also in rare instances refer to various sensors related to engine performance. Ive taken the vehicle to the dealer and they cleaned the throttle and changed some filters and 2 days later. I have a 2003 Chevy trailblazerwhen I accelarate my service engine soon light came then the reduce engine light comes on.
Our resources can help you fix your check engine light now.
Its on for a few days then off for a few days. When I put it in gear and accelerate the SES light flashes and seems like a vibration or misfire. The check engine light can also in rare instances refer to various sensors related to engine performance. The check engine light on your 2003 Trailblazer comes on when regular maintenance is required or when there is a problem related to the vehicles emissions control system. The guage on the dash says temp. Reasons for service engine soon light coming on.