INFO. ON CS - 130 GENERATOR PRODUCT IMPROVEMENTS. Chevrolet S10 Pickup

SUBJECT:INFORMATION ON 1994 CS-130 GENERATOR PRODUCT IMPROVEMENTS

MODELS: 1992-94 CHEVROLET AND GMC C/K TRUCKS, ALL ENGINES 1992-93 CHEVROLET AND GMC M/L/G VANS AND S/T TRUCKS WITH 4.3L ENGINES (VINS W AND Z - RPOS L35 AND LB4) 1990-94 CHEVROLET AND GMC P3 MODELS, ALL ENGINES 1992-93 OLDSMOBILE BRAVADA

1994 TRUCKS EQUIPPED WITH A DELCO CS-130 GENERATOR NOW HAVE AN ENLARGED FRONT BEARING AND STEEL COOLING FAN. FRONT BEARING DIAMETER HAS BEEN INCREASED FROM 40 TO 47 MILLIMETERS. THESE ENHANCED GENERATORS HAVE BEEN ASSIGNED SERVICE PART NUMBERS DIFFERENT THAN THOSE USED ON PRIOR MODELS (SEE CURRENT PARTS CATALOGUE). WHEN REPLACING A GENERATOR ON A 1994 VEHICLE, ALWAYS USE THE NUMBER LISTED IN THE MOST RECENT PARTS CATALOGUE.

IN ADDITION, NO NEW 40MM GENERATORS WILL BE PRODUCED OR REMANUFACTURED FOR 1992 OR 1993 VEHICLES. ALL 1992 AND 1993 CORE GENERATORS WILL BE REMANUFACTURED TO 1994 SPECIFICATIONS. THE APPROPRIATE 47MM PART NUMBER MAY BE ORDERED AND USED FOR 1992 AND 1993 GENERATOR APPLICATIONS. A PART NUMBER CROSS REFERENCE IS INCLUDED IN THIS BULLETIN.

SERVICE PARTS INFORMATION

1992-93 GENERATOR SERVICE PART CROSS REFERENCE.

CURRENT P/N DESCRIPTION NEW P/N

10463146 REMANUFACTURED GEN. 10463413 10463049 10463621 10463105 10463414 10463111 10463415 10463039 10463416 10463002 10463417 10463445 10463418 10463159 10463423 10463180 10463423 19463367 10463622 10463110 10463424 10463245 10463424 10463140 10463419 10463183 10463420 10463048 10463421 10479883 10463422 10479997 10463425

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

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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.