Well, I've done dozens of alignments during my car racing days.... A few
times I had reason to double check the settings soon after, and neglecting
to have ride height, tire pressure, fuel load, or driver's
equivalent-weight in the driver's seat....that showed significant errors in
these alignments.
On Jan 29, 2015 6:44 AM, "Abel Longoria" <houstonphotog@gmail.com> wrote:

> I'm just here so I don't get fined.
>
> =)
>
> I don't think lower tire pressure would mess up the alignment but I think
> it can make the tires wear more than they normally would if they were
> properly inflated. Tires inflated below proper pressure would show more
> bulge at the bottom as it contacts the pavement. This bulge could cause
> unhealthy wear on the sidewalls nearest he tire tread especially when
> turning etc.
>
> I'm no expert but it does make sense about abnormal tire wear if tires are
> way under inflated. Whether or not 40/45 psi is under inflated also depends
> on the weight of the van etc.
>
> Abel.
>
>
> On Thu, Jan 29, 2015 at 8:35 AM, Michael <mikewelldon@icloud.com> wrote:
>
> > I believe this psi issue has been gone over by Belichick. We're on to
> > Seattle.
> >
> > > On Jan 29, 2015, at 12:46 AM, Mudd Sparrow <rummaging@YAHOO.COM>
> wrote:
> > >
> > > If your tire is not properly inflated, like 40 psi at front, and 45 psi
> > rear, could that mess up an alignment job?
> > >
> > > Of course I'm referring to reinforced tires with that kind of PSI.
> >
>