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99 s10 blazer with a 4.3L with automatic climite control
Posted to Technical Discussion Forum on 2/19/2007 13 Replies

In manual mode I cant not get the tempurate door to move correctly. I have replaced the actuator and the ECC mod also. When I testing the signal from the ECC to the actuator(5 volt signal) it seams to be stuck at 2.65volts and will move either way when control... Login to read more.

13 Replies Received (View Replies)