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First, open the banjo bolts holding the OBP line to the intake, and the ALDA (careful, here are small washers on both sides of the banjo, and the line is FRAGILE)
Spray brake or carb cleaner through the bolts, and the line, and he valve. Get it all clean.
See if the boost returns.
If not, loosen the nut on the ALDA, 1/4 turn at a time until you have good boost.
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John HAUL AWAY, OR CRUSHED CARS!!! HELP ME keep the cars out of the crusher! A/C Thread
"as I ride with my a/c on... I have fond memories of sweaty oily saturdays and spewing R12 into the air. THANKS for all you do!
My drivers:
1987 190D 2.5Turbo
1987 190D 2.5Turbo
1987 190D 2.5-5SPEED!!!
1987 300TD
1987 300TD
1994GMC 2500 6.5Turbo truck... I had to put the ladder somewhere!
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