Excellent information Ed.
I'll omit the star washer but still cover everything with
Silicone Dielectric grease.
Ed Van Scoy wrote:
> This is part of a recen GM service bulletin......
> Heck! I always use star washers on grounds!
> Ed
>
>
> This information applies to 1996-2005 passenger cars,
> trucks and utilities.
>
> In the past, star washers have been used under most
> ground connections. It was believed using a star
> washer would improve continuity to ground and prevent
> the ground fastener from becoming loose.
>
> GM Engineering has determined that installing a star
> washer increases the chance for corrosion and prevents
> the terminal from achieving proper torque. On vehicles
> being built today, star washers are not being used
> under any ground connection.
>
> It is recommend NOT to use a star washer on any ground
> connection to the body or chassis of the vehicle.
>
> TIP: Be sure the fastener and terminal are clean and
> corrosion free. When removing corrosion, be careful
> not to remove the plating from the terminal. And be
> sure to torque the fastener to the proper specification.
>
> __________________________________________________
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