Preliminary Vehicle Diagnosis - GM 3123 Manuel Du Propriétaire

1.6 PRELIMINARY VEHICLE DIAGNOSIS WORKSHEET
The purpose of this form is to help you gather preliminary information
on your vehicle before you retrieve codes. By having a complete
account of your vehicle's current problem(s), you will be able to
systematically pinpoint the problem(s) by comparing your answers to
the fault codes you retrieve. You can also provide this information to
your mechanic to assist in diagnosis and help avoid costly and
unnecessary repairs. It is important for you to complete this form to help
you and/or your mechanic have a clear understanding of your vehicle's
problems.
NAME:
DATE:
VIN*:
YEAR:
MAKE:
MODEL:
ENGINE SIZE:
VEHICLE MILEAGE:
*VIN: Vehicle Identification Number, found at the base of the
windshield on a metallic plate, or at the driver door latch area (consult
your vehicle owner's manual for location).
TRANSMISSION:
Automatic
Manual
Please check all applicable items in each category.
DESCRIBE THE PROBLEM:
GM
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