Auxiliary Fluid Pump Pressure High or Low
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.
Auxiliary Fluid Pump Pressure High or Low
| Checks |
Causes |
| Control Valve Upper Body Assembly (301) |
- Inspect for worn, sticking, or damaged actuator feed limit valve (334) and spring (333).
- Inspect for worn, sticking, or damaged clutch boost valve (337) and spring (338).
|
| Auxiliary Fluid Filter Assembly (6) |
- Inspect for damaged or restricted auxiliary fluid filter assembly (48).
- Inspect for damaged fluid filter seal assembly (47).
- Inspect pipe seal in the A/Trans fluid pump cover assembly (229).
|
| A/Trans Fluid Pump Cover Assembly (229) |
- Inspect for worn, sticking, or damaged Isolator valve (236).
- Inspect for worn, sticking, or damaged pressure regulator valve outer spring (235).
- Inspect for worn, sticking, or damaged pressure regulator valve inner spring (234).
- Inspect for worn, sticking, or damaged isolator valve (236) and sleeve (237).
- Inspect for worn, sticking, or damaged auxiliary fluid pump valve (221).
- Inspect for worn, sticking, or damaged pressure regulator valve (233).
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