INFO. ON SERVICE MANUAL SECTION 6E REFERENCE. Buick LeSabre 1997

SUBJECT: INFORMATION ON SERVICE MANUAL SECTION 6E REFERENCE

MODELS: 1997 BUICK LESABRE VIN 400044 THRU 463322 1997 BUICK LESABRE VIN 463323 AND AFTER WITH 3800 ENGINE (VIN K - RPO L36)

WHEN SERVICING AND DIAGNOSING DRIVEABILITY CONCERNS ON 1997 BUICK LESABRES, UTILIZE THE 1997 H FINAL SERVICE MANUAL.

VIN 400044 THRU 463322 BUICK LESABRES DO NOT HAVE THE CAPABILITY TO SET DIAGNOSTIC TROUBLE CODE (DTC) P1336 AND THEREFORE DO NOT NEED THE CRANKSHAFT VARIATION LEARN PROCEDURE PERFORMED.

VIN 463323 AND AFTER BUICK LESABRES, HOWEVER DO HAVE THE CAPABILITY TO SET DTC P1336 AND WILL NEED THE CRANKSHAFT VARIATION LEARN PROCEDURE PERFORMED IF ANY OF THE FOLLOWING CONDITIONS ARE TRUE:

- DTC P1336 IS SET. - THE POWERTRAIN CONTROL MODULE (PCM) HAS BEEN REPLACED. - THE PCM HAS BEEN REPROGRAMMED. - THE ENGINE HAS BEEN REPLACED. - THE CRANKSHAFT HAS BEEN REPLACED. - THE CRANKSHAFT HARMONIC BALANCER HAS BEEN REPLACED. - THE CRANKSHAFT POSITION SENSOR HAS BEEN REPLACED.

REFER TO THE 1997 H FINAL SERVICE MANUAL SECTION 6E FOR MORE DETAILS.

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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.