Buick Encore: Vibration Diagnosis and Correction
Buick Encore 2012-2019 Service Manual / General Information & Maintenance / Vibration Diagnosis and Correction
- Diagnostic information and procedures
- Vibration analysis - road testing (EL-38792-A ELECTRONIC VIBRATION ANALYZER)
- Vibration analysis - hub and/or axle input
- Vibration analysis - engine/accessory isolation
- Vibration diagnostic aids
- Brake rotor/drum balance inspection
- Repair instructions
- Description and operation
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Diagnostic information and procedures
SPECIFICATIONS
TIRE AND WHEEL RUNOUT SPECIFICATIONS
Tire and Wheel Runout Specifications
DIAGNOSTIC INFORMATION AND PROCEDURES
VIBRATION DIAGNOSIS, STARTING POINT, AND CORRECTION
The information con
Vibration analysis - road testing (EL-38792-A ELECTRONIC VIBRATION ANALYZER)
Test Description
The numbers below refer to the step numbers on the diagnostic table.
5
Obtaining rotational speed for the components rotating at tire/wheel speed is
critical to systematically
elimin
Vibration analysis - hub and/or axle input
Test Description
The numbers below refer to the step numbers on the diagnostic table:
2
This test will determine the effect of turning input on the vibration.
6
This test will determine the effect of
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Oil pump
NOTE:
Examples used in this article are general in nature and do not necessarily
relate
to a specific engine or system. Illustrations and procedures have been chosen
to guide mechanic through engine overhaul process. Descriptions of processes
of cleaning, inspection, assembly and machine shop pract
Bumpers and Fascias
Repair instructions
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
REPAIR INSTRUCTIONS
FRONT BUMPER FASCIA ENERGY UPPER ABSORBER REPLACEMENT
Fig. 1: Front Bumper Fascia Energy Upper Absorber
Front Bumper Fascia Energy Upper Absorber Replacement
FRONT BUMPE
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