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DTC P0125 Circuit Description The engine coolant temperature (ECT) sensor monitors the temperature of the coolant. This input is used by the 26 Inspect for an intermittent and for a poor connection at - Go to Step 32 Go to Step 29 27 Inspect for an intermittent and for a poor connection at - Go to Step 32 Go to Step 30 28 Inspect for an intermittent and for a poor connection at - Go to Step 32 Go to Step 31 29 Replace the throttle body assembly. Refer to Throttle - Go to Step 32 - 30 Replace the APP sensor. Refer to Accelerator Pedal - Go to Step 32 - 31 Replace the TAC module. Refer to Throttle Actuator - Go to Step 32 - 32 1. Clear the DTCs with a scan tool. 2. Turn OFF the ignition for 30 seconds. 3. Start the engine. 4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the Did the DTC fail this ignition? - Go to Step 2 Go to Step 33 33 Observe the Capture Info with a scan tool. - Go to Diagnostic Trouble Code (DTC) List System OK
2004 Hummer H2 2004 ENGINE PERFORMANCE Engine Controls Diagnosis (DTC P0068 To DTC P0141/P0161) - 4.8L, 5.3L, and 6.0L - Hummer H2
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