Originally Posted by madmatt9471

H= History and C= Current

Here is a list of codes for our Vettes
http://www.stengel.net/diccodes.htm

P0131 Heated Oxygen Sensor (HO2S) Circuit Low Voltage Bank 1 Sensor 1

P0141 Heated Oxygen Sensor (HO2S) Heater Circuit Bank 1 Sensor 2

P0151 Heated Oxygen Sensor (HO2S) Circuit Low Voltage Bank 2 Sensor 1

P1571 ASR Desired Torque

Thee is a common issue wrong with the 02 Sensors, do a search with the codes here on the forum and see what comes up. I can't right now.

Thanks,Matt