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SMU - SECTION 6E - A - POWER - TRAIN SYSTEM DIAGNOSIS

SUBJECT: SERVICE MANUAL UPDATE-SECTION 6E-A-POWERTRAIN SYSTEM DIAGNOSIS-REVISED DTC'S P019 AND P030

MODELS: 1994 CADILLAC DEVILLE, CONCOURS, ELDORADO, SEVILLE WITH 4.6L AND 4.9L ENGINES (VINS B,Y,9 - RPOS L26, LD8, L37)

THIS BULLETIN CONTAINS REVISED SERVICE PROCEDURES FOR DIAGNOSTIC TROUBLE CODES P019 AND P030 IN THE 1994 DEVILLE-DEVILLE CONCOURS- ELDORADO/SEVILLE VOL. 1 SERVICE MANUAL.

**UPDATE YOUR MANUAL AS FOLLOWS:**

FOR DIAGNOSTIC TROUBLE CODE P019 (VINS Y,9 4.6L) PAGE 6E-A-85, REPLACE CHART WITH THE REVISED CHART. FOR DIAGNOSTIC TROUBLE CODE P019 (VIN B 4.9L) PAGE 6E-A-77, REPLACE CHART WITH THE REVISED CHART. FOR DIAGNOSTIC TROUBLE CODE P030 (VIN B 4.9L) PAGE 6E-A-99, REPLACE CHART WITH THE REVISED CHART.

FIGURES: 00 ATTACHMENTS: 03


Object Number: 78734  Size: FS


Object Number: 81068  Size: FS


Object Number: 81067  Size: FS

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 1995 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.