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Home >> Cadillac >> 2009 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transmission - 2ML70 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information and Procedures >> Auxiliary Fluid Pump Pressure High or Low

Auxiliary Fluid Pump Pressure High or Low

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Checks Causes
Auxiliary Fluid Pump Housing
  • Inspect for worn, sticking, or damaged Isolator valve.
  • Inspect for worn, sticking, or damaged Isolator valve outer spring.
  • Inspect for worn, sticking, or damaged Isolator valve inner spring.
  • Inspect for worn, sticking, or damaged isolator valve and sleeve.
  • Inspect for worn, sticking, or damaged auxiliary fluid pump ball valve.
Control Valve Upper Body Assembly
  • Inspect for worn, sticking, or damaged actuator feed limit valve and spring.
  • Inspect for worn, sticking, or damaged clutch boost valve and spring.
Auxiliary Fluid Filter Assembly
  • Inspect for damaged or restricted auxiliary fluid filter assembly.
  • Inspect for damaged fluid filter seal assembly.