ERRONEOUS MIL ILLUMINATION/DRIVEABILITY IMPROVEMENTS- DOWNSTREAM 02 SENSOR HEATER FAILURE- COLD ENGINE WARM UP SAG/HESITATION- DRIVEAWAY SAG/HESITATION- SURGE AT CONSTANT SPEEDS WITH CRUISE CONTROL- SPARK KNOCK DURING MODERATE TO HEAVY LOAD AND/OR DEEP THROTTLE ACCELERATION- COLD TRANSMISSION DELAYED- MAP SENSOR VOLTAGE TOO LOW. *JD