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LB7 seems to have little boost
Not sure the mechanic never said on the boost. After changing hoses in the AM I'm going back for another scan and I will have him that. This is all new to me. I'm very ignorant to a diesel engine. But I'm learning...lol -
LB7 seems to have little boost
P1093 and p1094 code. Sorry auto correct cut off last digit -
LB7 seems to have little boost
Ok guys got it scanned and it is popping up a p109 and p109 code. I've done the shim mod on the fprv and removed tank sending unit and cleaned screen which wasn't really clogged. I've checked the fuel lines coming out of filter and they are soft enough I can pinch them shut with thumb and... -
LB7 seems to have little boost
Scanned truck today and pulled a p1094c code. -
LB7 seems to have little boost
Thanks everyone. I did a pressure check on IC tube and cooler. 20 lbs for 30 minutes with no loss. Not for sure on friends truck as far as he knows it's stock, but who really knows. Cleaned MAF sensor and installed new air filter and fuel filter today. Haven't hooked up boost guage yet, didn't... -
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LB7 seems to have little boost
It's completely stock except for exhaust. It doesn't have the power that my friends stock 2002 has. I just learned where to put boost guage so I'm pulling it in the shop now -
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LB7 seems to have little boost
Hello all, new member and first time post. I have a stock 2003 lb7 with a straight exhaust. This is my first duramax and I'm alot on the ignorant side of diesels. I've always thought the truck ran fine but when a friend drove it he said it's lacking in boost. He has a 2002 duramax. I'm not...