Transmission leaking - Chevy and GMC Duramax Diesel Forum

01-04.5 LB7 Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.

 
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post #1 of 5 (permalink) Old 09-05-2013, 07:16 AM Thread Starter
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Transmission leaking

Allison 1000 leaking in between bell housing and engine block any ideas?

2003 3500 Dually .40% over injectors and a air dog 100 and ppe boost valve , 4in exhaust from downpipe back with muffler delete and aftermarket air filter . And ported air horn just got it efi live tuned by fleece with 180k
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post #2 of 5 (permalink) Old 09-05-2013, 07:17 AM
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Transmission fluid or engine oil?

Corey


03 RaceCab in the works.
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post #3 of 5 (permalink) Old 09-05-2013, 08:03 AM Thread Starter
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Transmission fluid

2003 3500 Dually .40% over injectors and a air dog 100 and ppe boost valve , 4in exhaust from downpipe back with muffler delete and aftermarket air filter . And ported air horn just got it efi live tuned by fleece with 180k
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post #4 of 5 (permalink) Old 09-05-2013, 10:19 AM
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Front pump seal.

'03 Chevy CCSB LB7 "SleeperMax"

227K mi. - EFI by Kory, AirDog II, S&B Intake, and... other not-Stock things..

Went boom 4-12-13 8:32pm
130K engine went in and running 5-10-13
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post #5 of 5 (permalink) Old 09-05-2013, 08:31 PM Thread Starter
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MI was afraid of that

2003 3500 Dually .40% over injectors and a air dog 100 and ppe boost valve , 4in exhaust from downpipe back with muffler delete and aftermarket air filter . And ported air horn just got it efi live tuned by fleece with 180k
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