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Published daily in Bend, Oregon, by Western Communications, Inc. Copyright 2007.
By Mike Allen / The Bulletin
February 1, 2009
Q: I have a 1992 big-block Suburban with 145,000 miles on the odometer.
I’ve noticed the oil pressure slowly falling. When I start the engine on a cool day, the pressure at idle is about 30 psi. After 10 miles it’s down to about 15 psi. I added a quart of engine restorer at....
