For 1990-2009 cars

# WARRANTY ADMINISTRATION - NEW LABOR OPERATION NUMBER

#### SUBJECT: WARRANTY ADMINISTRATION -- NEW LABOR OPERATION NUMBER - Z7031 - FOR OIL SAMPLE ANALYSIS REIMBURSEMENT

#### MODELS: ALL PASSENGER CARS AND LIGHT DUTY TRUCKS

#### ATTENTION:

SERVICE MANAGER AND WARRANTY CLAIMS ADMINISTRATOR

ON OCCASION, IT MAY BE NECESSARY TO HAVE A SAMPLE OF OIL ANALYZED TO ASSIST IN THE PROCESS OF ROOT CAUSE ANALYSIS. OIL SAMPLE ANALYSIS CAN HELP IN THE DECISION-MAKING PROCESS, ESPECIALLY WHEN A MAJOR COMPONENT HAS FAILED DUE TO LACK OF SUFFICIENT OIL OR OIL THAT HAS THICKENED.

WHEN DIVISIONAL GUIDELINES SUGGEST AN ANALYSIS IS APPROPRIATE, YOU MAY SUBMIT A CLAIM FOR THE ACTUAL COST FOR THE ANALYSIS AND ASSOCIATED SHIPPING COSTS.

LABOR OPERATION NUMBER: Z7031 ASSOCIATED SHIPPING COSTS: ACTUAL COST PLACED IN NET ITEM COLUMN

#### NOTE: APPROPRIATE AUTHORIZATION WILL BE REQUIRED IF VEHICLE IS BEYOND WARRANTY.

PLEASE CONTACT YOUR DIVISIONAL REPRESENTATIVE FOR THE GUIDELINES OF APPROPRIATE USE.

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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 1994 CHEVROLET MOTOR DIVISION, GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.