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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1379 (Automatic Transmission - ALLISON - DTC P0880 To DTC P2771) >> DTC P2727, P2729, or P2730 >> Component Testing >> Static Testing

Static Testing

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: You must perform the Circuit/System Testing first.
  1. Ignition OFF, remove the PCS1 solenoid from the valve body. Refer to Control Valve Solenoid Replacement (SS1, SS2, SS3, TCC, and MAIN MOD) or Control Valve Solenoid Replacement (PCS1 and PCS2) .
  2. Test for resistance between the control circuit terminal 2 and the B+ circuit terminal 1 of the PCS1. Refer to Temperature Versus Resistance (Transmission Fluid Temperature Sensor) , Temperature Versus Resistance (Speed Sensor) or Temperature Versus Resistance (Solenoid) .
    • If not within the specified range, replace the PCS1 solenoid.
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