Chip Install: 2002 Cadillac Escalade 6.0L


On the 2002 Cadillac Escalade 6.0L, the intake air temp sensor is built into the Mass Air Flow Sensor. The MAF/IAT Sensor is mounted between the Air Filter Housing and the Air Duct. At the IAT Sensor, the wire colors are: Tan = IAT Signal ( + )Black = Signal Return ( – ) Does your vehicle have a similar problem? Get connected to a Live Q&A session with a certified Auto Mechanic and get your answers on this problem now!

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2007 Cadillac Escalade P0121 Throttle Body

2007 Cadillac Escalade

Cadillac Escalade On the 2007 Cadillac Escalade, the P0121 is pointing to a problem with the Throttle Position Sensor. Inspect thoroughly for any type of leak or restriction at the throttle body and throttle plate. Check for air leaks at throttle body mounting area and intake manifold sealing surfaces. Inspect throttle body for dirt, debris, and coking. If any doubts, a good throttle body cleaning can sometimes cure this code. With the use of a toothbrush and some throttle cleaner, get as much build up off the throttle bore and…

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