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Old 08-19-2006, 10:29 PM
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NoMoGMPG NoMoGMPG is offline
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Join Date: Mar 2005
Location: Colorado
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Default Re: Hummer H1 knocking Noise

Not alot to go on, but here are a few things to check:

Brake caliper brackets
Springs
Axle shafts
Axle shaft bolts, both at the diff and the one retaining the axle in the geared hubs.
u-joints
center support bearing on the front driveshaft
shocks (seen a few break at the top)
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1999 AMGeneral H1 6.5TD BLACK Wagon e-Lockers Front and Back, Rubberduck4x4 RockTubes, Extended Undercarriage Protection,"Big Duck" 2" body lift/2 1/2" suspension lift, 41" IROK Radials on 17" Cepeks w/Rock Rims, (in process)Centered front diff, 3.08 gears, 12k Brakes and 12k halfshafts
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