IN-PAN OIL FILTER REPLACEMENT PROCEDURE

1987 GRAND AM WITH 2.5L ENGINE Models (VIN CODE U) AND MANUAL TRANSMISSION Affected: 1988 GRAND AM WITH 2.5L ENGINE (VIN CODE U) AND AUTO. OR MANUAL TRANS. 1988 6000 AND FIERO MODELS WITH 2.5L ENGINE (VIN CODE R) AND AUTOMATIC OR MANUAL TRANSMISSION

When servicing 2.5L engines with the oil filter located in the oil pan, please be aware of the following recommended service procedure:

1. Remove oil pan drain plug. Let oil drain completely.

2. Remove oil filter with pliers or vise-grips.

3. Slowly turn filter to begin removal and pull downward.

4. Check for presence of "O" ring on used filter. If not on the filter, check inside the oil filter housing on the engine.

5. Coat "O" ring and grommet inner bead on new filter with clean motor oil.

6. Press fit new filter (P/N 25012305; A-C Type PF1072) into housing by hand.

7. Wipe oil pan drain plug gasket with clean cloth and coat with clean motor oil.

8. Reinstall oil pan drain plug and tighten 1/4 turn after gasket contacts pan.

9. With engine oil at proper operating level, run engine and check plug for leaks. Check oil level.

It should be emphasized that Labor Operation # J-0950 is to be used for OIL FILTER REPLACEMENT - ONLY!

This labor operation is to be used exclusively in cases requiring only an oil filter replacement. Do NOT use for routine maintenance or service.

Use Labor Operation Number: J0990 for : Oil pan drain plug/gasket Repair and Replace Use Labor Operation Number: J1000 for : Oil pan or oil pan gasket Repair and Replace

General Motors bulletins are intended for use by professional technicians, not a "do-it-yourselfer". They are written to inform those technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See a General Motors dealer servicing your brand of General Motors vehicle for information on whether your vehicle may benefit from the information.