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TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Vortec 4.2L I-6
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Weird "Engine Knock" Diagnostic Technique
mrrsm
Oct 30, 2021
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Oct 30, 2021
mrrsm
Nasty Bearing Noise
filthyfingers
Jun 7, 2013
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Jun 7, 2013
filthyfingers
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Where does this plug go?
Catriderf7
Oct 1, 2014
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Do I really need 60 oz of AC Delco T.E.C.?
c good
Feb 26, 2022
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Power steering pump mounting bolt
Vonhendon
Jul 28, 2012
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Information on Unique GM 4.2L LL8 Engine Fasteners
mrrsm
Mar 1, 2022
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Thanksgiving Sale!!! 11/20-11/25
marshall@pcm
Nov 20, 2012
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AC Compressor: Free to good home.
kps1
May 14, 2013
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May 14, 2013
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TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
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