WIPER BLADE CHATTER WHEN OPERATING WASH/WIPE SYSTEM. Cadillac Concours 1994

For 1990-2009 cars

# WIPER BLADE CHATTER WHEN OPERATING WASH/WIPE SYSTEM

#### SUBJECT: WIPER BLADE CHATTER WHEN OPERATING WASH/WIPE SYSTEM (REPLACE WIPER BLADES/ARMS)

#### MODELS: 1992-1994 CADILLAC ELDORADOS AND SEVILLE/STS 1994 CADILLAC DE VILLES/CONCOURS

#### CONDITION:

SOME OWNERS MAY EXPERIENCE A WIPER BLADE CHATTER CONDITION WHEN OPERATING THE WASH/WIPE SYSTEM.

#### CAUSE:

FOR 1994, BEGINNING WITH VIN'S 602140, 803245, AND 200068, A WIPER BLADE AND ARM SYSTEM CHANGE FROM ANCO TO TRICO HAS BEEN IMPLEMENTED. THE TRICO SYSTEM HAS SHOWN A BETTER WATER CONTROL AND REDUCED CHATTER DURING OPERATION.

#### CORRECTION:

REPLACE THE WIPER BLADES AND/OR WIPER ARMS AND FOLLOW THE REPLACEMENT PROCESS IDENTIFIED IN SECTION 8E OF THE 1993 E/K SERVICE INFORMATION MANUAL AND 1994 NPI.

GMSPO TRICO BLADE P/N'S:

O ARM - RIGHT HAND = P/N 22144004 O ARM - LEFT HAND = P/N 22144005 O BLADE RH/LH = P/N 22144001

#### NOTE: TRICO BLADES CAN BE USED ON THE EXISTING ANCO ARMS.

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

#### WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE: LABOR OPERATIONS N3615 FOR WINDSHIELD WIPER BLADE REPLACE AND LABOR OPERATIONS N3620 FOR WIPER ARM REPLACE USE PUBLISHED LABOR OPERATION TIMES.

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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.

COPYRIGHT 1993 CADILLAC MOTOR CAR DIVISION, GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.