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Trouble code P0102 means:Mass or volume circuit low input
Trouble code P0170 means: Fuel Trim (Bank 1)
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
On the drivers side dash close to the front windshield and on the RPO code sticker inside the glove box. www.trailvoy.com All the answers for your Trailblazer from true enthusiasts.
The radio code for a 2005 Chevy Trailblazer can be obtained from a Chevy dealership. Radio codes will be provided when a VIN number is presented and proof of ownership of the car.
If you don't have a code reader you can disconnect the battery cable for a couple of minutes and that will reset the light
2005 chevy trailbazer
Trouble code P0171 means:System too lean (Bank 1)
Trouble code P0410 means:Secondary air injection system malfunction
What's the color code on a 1987 Chevy Caprice classic brougham
Trouble code P0301 means: Cylinder 1 Misfire Detected
Any security code questions can be solved by taking it to the dealership. There is no standard code.