GMW GMW14386 Electrically Powered Component - Free Acceleration Evaluation Procedure
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GMW GMW14386 Document Information:
Title
Electrically Powered Component - Free Acceleration Evaluation Procedure
GM Worldwide
Publication Date:
Nov 1, 2007
Scope:
The Operating Data Acquisition Master Test Procedure, GMW14227, shall be referenced for more detailed information corresponding to the following procedure.
Note: Nothing in the specification supersedes applicable laws and regulations unless specific exemption has been obtained.
Note: In the event of conflict between the English and domestic language, the English language shall take precedence.
Purpose.
Define the process for quantifying the AIR pump/bracket assembly free acceleration levels at the vehicle attachment locations.
Foreword.
The free acceleration of an energized component is one of the factors affecting structure-borne noise. This quantity, with others, can be used to calculate forces into the body or be combined to predict noise levels in the vehicle passenger compartment.
Applicability.
This test procedure is appropriate to use for all AIR pump and bracket assemblies. All passenger cars and light trucks with non-powertrain mounted AIR pumps will use this test procedure.
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