For 1990-2009 cars

# WARRANTY ADMINISTRATION - AC ROCHESTER ENGINE OIL FILTER

THIS BULLETIN IS BEING REVISED TO INFORM "GM OF CANADA" AND "NAES" DEALERS THAT THEY ARE NOT AUTHORIZED TO UTILIZE THIS SERVICE BULLETIN

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"GM OF CANADA" AND "NAES" DEALERS ARE NOT AUTHORIZED TO UTILIZE THIS SERVICE BULLETIN.

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#### SUBJECT: WARRANTY ADMINISTRATION - AC ROCHESTER ENGINE OIL FILTER IDENTIFICATION

#### MODEL: 1994 PASSENGER CARS AND TRUCKS

#### ATTENTION:

DEALER SERVICE MANAGER/WARRANTY ADMINISTRATOR

THE PURPOSE OF THIS BULLETIN IS TO NOTIFY RETAIL/WHOLESALE SERVICE PERSONNEL OF A RUNNING CHANGE TO THE AC ROCHESTER ORIGINAL EQUIPMENT ENGINE OIL FILTERS.

DUE TO AN AGREEMENT TO DECREASE THE NUMBER GMSPO PART NUMBERS, AC ROCHESTER WILL PHASE IN A DECISION TO MAKE ALL ORIGINAL EQUIPMENT ENGINE OIL FILTERS BLUE; SAME COLOR USED ON AC AFTERMARKET ENGINE OIL FILTERS. THIS MEANS THAT EVENTUALLY THE USE OF BLACK ORIGINAL EQUIPMENT ENGINE OIL FILTERS WILL BE DISCONTINUED.

FOR THE PURPOSE OF WARRANTY/POLICY ADMINISTRATION, THE FOLLOWING WILL ASSIST RETAIL/WHOLESALE SERVICE PERSONNEL IN IDENTIFYING THE DIFFERENCE BETWEEN BLUE ORIGINAL EQUIPMENT AND AFTERMARKET ENGINE OIL FILTERS:

0 AFTERMARKET FILTER: WILL CONTINUE TO USE "AC DURAGUARD OIL FILTER" LABEL

0 OE FILTER: WILL HAVE A BLACK BAR CODE, JULIAN DATE CODE AND THE LETTERS "OE" PRINTED ON THE DOME OF THE FILTER

AT THIS TIME, IT IS ANTICIPATED THAT ALL OE ENGINE OIL FILTERS WILL BE CHANGED BY MAY 1994.

FIGURES: 0

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.

COPYRIGHT 1994 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.