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- Posted on
April 25, 2007, 5:03 pm
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Re: High Oil Pressure 02 Avalanche 1500 Whats up?
For what it's worth my 89 454 reads about the same, if you want to
know what it's reallly at hook up a mechanical gauge. Has the
pressure always been like this? I personally would be more concerned
with low pressure than high. Hope this helps.....Ed