Chip Install: 2004 Chevy Silverado 3500 8.1L

2004 Chevy Silverado

Chevy Silverado




On the 2004 Chevy Silverado with the 8.1L engine, the performance chip is installed in-line to the Intake Air Temp (IAT) Senor. On this vehicle, the IAT sensor is built into the Mass Air Flow (MAF) Sensor. The MAF/IAT sensor is mounted to the side of the air cleaner housing. At the MAF/IAT Sensor, the IAT wire colors are:

IAT Signal ( + ) = TAN

Ground ( – ) = BLACK/WHITE

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