Enclave AWD V6-3.6L (2009)
warped.
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Inspect the lock ring for damage due to improper removal or installation procedures. If damage is found, install a NEW lock ring.
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Check the lock ring for flatness.
16. Place the lock ring on a flat surface. Measure the clearance between to lock ring and the flat surface using a feeler gage at 7 points.
17. If the warpage is less than 0.41 mm (0.016 in), the lock ring does not require replacement.
18. If the warpage is greater than 0.41 mm (0.016 in), the lock ring must be replaced.
Installation Procedure
1. Install the fuel level sensor, if required. Refer to Fuel Level Sensor Replacement (See: Fuel Level Sensor/Service and Repair).
2. Install a NEW fuel tank module seal (3) onto the fuel tank.
Note: The bucket must be tipped slightly during installation to avoid bending the fuel level sensor bloat arm.
3. Tilt the module towards the lower front corner of the fuel tank to allow the level sensor float arm to clear the tank opening. Install the module into
the fuel tank.
4. Position and install the fuel tank module lock ring (1).
