For 1990-2009 cars

# SERVICE MANUAL UPDATE-SEC. 6D3 GENERATOR REMOVAL PROCEDURE

#### VEHICLES AFFECTED: 1988-90 N CAR W/2.3L (VINS A,D)

A revised generator removal/replace procedure has been established for the 2.3L Quad 4 engine. The labour operation number and time labour allowances were not affected.

#### PROCEDURE:

REMOVE OR DISCONNECT:

1. Negative battery cable.

2. Serpentine drive belt.

#### CAUTION:

TO AVOID PERSONAL INJURY WHEN ROTATING THE SERPENTINE BELT TENSIONER ON 2.3L ENGINES, USE A TIGHT FITTING 13mm WRENCH THAT IS AT LEAST 61CM (24") LONG. TOOL J 37059 OR EQUIVALENT CAN BE USED IN THIS OPERATION.

3. Vacuum and oil/air separator hoses.

4. Retaining clips for vacuum and electrical harness above the generator - set aside.

5. Rear generator bolts.

- (1) 13mmm hex head size and (1) 10mm hex head size

-NOTICE: Use care not to damage the radiator tubes/fins.

6. Upper generator bolt.

- 15mm hex head size

7. Partially remove generator from bracket.

Disconnect generator electrical connector and battery lead.

8. Generator.

#### NOTICE: EXTREME care must be taken during removal and installation not to damage the A/C compressor and condensor hose (if equipped.)

#### INSTALLATION:

1. Generator.

- Install electrical connector and battery lead before placing the generator into the bracket.

2. Upper bolt.

- Hand tighten.

3. Rear bolts.

- Tighten to specifications. See Figure 1.

4. Upper bolt to specification. See Figure 1.

5. Serpentine drive belt.

#### CAUTION:

TO AVOID PERSONAL INJURY WHEN ROTATING THE SERPENTINE BELT TENSIONER ON 2.3L, ENGINES, USE A TIGHT FITTING 13mm WRENCH THAT IS AT LEAST 61CM (24") LONG. TOOL J 37059 OR EQUIVALENT CAN BE USED FOR THIS OPERATION.

6. Vacuum lines and oil/air separator hose.

7. Retaining clips for electrical harness.

8. Negative battery cable.

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.