INFO. ON TICS FUEL INJECTION EXCHANGE PUMP REQUEST FORM. GMC Truck GMC MD Steel Tilt 76.2" 1992

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: INFORMATION ON MD-TICS (TIMING INJECTION RATE CONTROL SYSTEM) EXCHANGE PUMP REQUEST FORM

MODELS: 1992-94 CHEVROLET AND GMC TRUCK W5,W6,W7 FORWARD/TILTMASTER MEDIUM DUTY TRUCKS WITH 6BG1-TC DIESEL ENGINE AND ELECTRONIC TICS SYSTEM

SERVICE INFORMATION:

TO ORDER EXCHANGE INJECTION PUMPS FOR AFFECTED VEHICLES, THE MD- TICS EXCHANGE PUMP REQUEST FORM (TSVCF-5128) MUST BE COMPLETED. THIS FORM HAS RECENTLY BEEN UPDATED (REVISION DATE 3/94).

IMPORTANT: DISCARD ALL OLD COPIES OF THE FORM.

FOLLOW THE INSTRUCTIONS IN THIS SERVICE BULLETIN FOR COMPLETING THE UPDATED MD-TICS EXCHANGE PUMP REQUEST FORM. TEN COPIES OF THE FORM ARE ENCLOSED WITH THIS SERVICE BULLETIN.

IF YOU HAVE ANY QUESTION REGARDING THIS FORM, CALL THE TICS COORDINATOR AT 310-699-0500, EXTENSION 2508.

SERVICE PROCEDURE:

TO ORDER AN EXCHANGE MD-TICS INJECTION PUMP, FOLLOW THE INSTRUCTIONS BELOW FOR COMPLETING THE DEALER SECTION OF THE EXCHANGE PUMP REQUEST FORM (TSVCF-5128, REVISION 3/94). THEN FAX THE FORM TO: AMERICAN ISUZU MOTORS INC. ATTN.: TICS COORDINATOR FAX# 310-908-0877

IMPORTANT: AFTER INSTALLING THE NEW PUMP, THE FAILED INJECTION PUMP MUST BE SHIPPED TO THE PRE-ADDRESSED ZEXEL LOCATION WITHIN 48 HOURS AFTER THE REPAIR. IF THE FAILED PUMP IS NOT SENT WITHIN 48 HOURS A $3,000.00 CORE CHARGE WILL BE ISSUED.

COMPLETING DEALER SECTION OF FORM:

IMPORTANT: INCOMPLETE OR INACCURATE INFORMATION ON THE FORM WILL DELAY SHIPMENT OF THE EXCHANGE PUMP. UPON RECEIPT OF A CORRECTLY COMPLETED FORM, THE REPLACEMENT PUMP WILL TYPICALLY BE SHIPPED WITHIN 48 HOURS.

1. REPAIR TYPE. CHECK THE APPROPRIATE BOX FOR ONE OF THE FOLLOWING:

- VEHICLE DOWN: INJECTION PUMP FAILURE, VEHICLE IS NON-OPERATIONAL. - CAMPAIGN VEHICLE: INJECTION PUMP REQUIRED TO COMPLETE CAMPAIGN.

2. VEHICLE STATUS. CHECK THE APPROPRIATE BOX FOR ONE OF THE FOLLOWING:

- RETAILED/LEASED VEHICLE: VEHICLE IS CURRENTLY BEING USED AND NOT IN DEALER INVENTORY - DEALER INVENTORY VEHICLE: VEHICLE IS IN DEALER INVENTORY AND HAS NOT BEEN SOLD

3. DEALER TYPE. CHECK THE APPROPRIATE BOX FOR ONE OF THE FOLLOWING:

- CHEVROLET TRUCK DEALER - GMC TRUCK DEALER

4. DEALER INFORMATION. WRITE IN THE DEALER'S NAME, DEALER CODE, SHIPPING ADDRESS (ZIP CODE REQUIRED), DEALER CONTACT NAME, PHONE NUMBER AND FAX NUMBER.

5. VEHICLE INFORMATION. WRITE IN THE FOLLOWING INFORMATION:

- VIN: VEHICLE IDENTIFICATION NUMBER (17 DIGITS). - TRANSMISSION: VEHICLE TRANSMISSION TYPE. ENTER M/T IF MANUAL; A/T IF AUTOMATIC. - IN-SERVICE DATE: DATE THE VEHICLE WAS PUT INTO SERVICE. - MILEAGE: VEHICLE'S MILEAGE AT THE TIME OF REPAIR - CUSTOMER NAME: NAME OF VEHICLE OWNER

6. REPAIR INFORMATION. WRITE IN THE FOLLOWING INFORMATION:

- CUSTOMER COMPLAINT: DESCRIBE THE PROBLEM, I.E., LOSS OF POWER. IF THIS IS A CAMPAIGN REPAIR, ENTER "CAMPAIGN". - FAILED INJECTION PUMP ASSEMBLY #: 4-DIGIT NUMBER ON THE INJECTION PUMP TAG. - INJECTION PUMP SERIAL #: 10-DIGIT SERIAL NUMBER ON THE INJECTION PUMP TAG (THREE NUMBERS, ONE LETTER, FOLLOWED BY SIX NUMBERS).

NOTE: REFER TO ILLUSTRATION ON REAR OF EXCHANGE PUMP REQUEST FORM FOR INJECTION PUMP TAG LOCATION AND PUMP IDENTIFICATION INFORMATION.

7. REPAIR INFORMATION FOR VEHICLE DOWN UNITS. WRITE IN THE FOLLOWING INFORMATION:

- TYPE OF VEHICLE OPERATION: LIST PERCENTAGE (%) OF CITY DRIVING, HIGHWAY DRIVING, HILLY ROADS DRIVEN AND IDLING DURING NORMAL VEHICLE OPERATION. - WATER SEPARATOR MOISTURE: IS WATER PRESENT IN THE WATER SEPARATOR? (WRITE "YES" OR "NO"). IF YES, INDICATE THE PERCENTAGE (%). - DIAGNOSIS: WAS A SCAN TOOL USED TO DIAGNOSE THE VEHICLE (WRITE "YES" OR "NO")? IF A SCAN TOOL WAS USED, WRITE A CHECK MARK IN THE APPROPRIATE TROUBLE CODE BOX(ES). IF A SCAN TOOL WAS NOT USED, LIST THE "CHECK ENGINE" LIGHT CODES WHICH WERE FLASHED, IF ANY.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OP DESCRIPTION LABOR TIME J5950 TICS FUEL INJECTION PUMP R+R W5 4.0HR. ADD FOR AUTO TRANS 0.2HR. W6-7 3.6HR. ADD FOR AUTO TRANS 0.2HR.

J5955 TICS FUEL INJECTION PUMP REPLACE INCLUDES: UNCRATE NEW PUMP AND CRATE ORIGINAL PUMP AND PARTS W5 4.2HR. ADD FOR AUTO TRANS 0.2HR. W6-7 3.8HR. ADD FOR AUTO TRANS 0.2HR.

ATTACHMENTS: 1 (10 COPIES)

Object Number: 82958 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.