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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 361 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P07A5 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the Transmission Fluid Level and Condition Check  to verify correct fluid level.
  2. Perform the Line Pressure Check  to verify correct oil pressure.
  3. Perform the Control Solenoid Valve and Transmission Control Module Assembly Solenoid Performance Test .
  4. Inspect the hybrid direct, 2-3-4 clutch regulator valve for sticking or damage.
    • If you found a concern with the hybrid direct, 2-3-4 clutch regulator valve, repair or replace the valve or valve body.
  5. Inspect the hybrid direct, 2-3-4 clutch for a stuck On or damaged condition.
    • If you found a hybrid direct, 2-3-4 clutch concern, repair or replace the hybrid direct, 2-3-4 clutch assembly as necessary.
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