Z55 rear air shock good/bad?

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sam03v

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Well I didn't know a Tech 2 scanner was so expensive (when they were new). I'm still looking for a substitute, if one exists...
 

George B

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... Or.

See if any of the forum members live near you that I have one..

We got a thread about that somewhere around here...
 

Geotrash

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Well, I bit the bullet and ordered an OEM set of shocks from Rock Auto...AC Delco. Hopefully will arrive today.
I think you'll be happy. I also went with OEM from RA when I replaced the air shocks on both of my XL Denali's. Best price around and the originals lasted for 120K of towing and people hauling.
 
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sam03v

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"I think you'll be happy. I also went with OEM from RA when I replaced the air shocks on both of my XL Denali's. Best price around and the originals lasted for 120K of towing and people hauling."

Yeah, I'm hoping I'll notice a difference, I wouldn't be surprised if the current shocks are the originals.

I'm just curious, did you do the "automatic leveling recalbration" that was mentioned a few posts back?
 

Geotrash

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"I think you'll be happy. I also went with OEM from RA when I replaced the air shocks on both of my XL Denali's. Best price around and the originals lasted for 120K of towing and people hauling."

Yeah, I'm hoping I'll notice a difference, I wouldn't be surprised if the current shocks are the originals.

I'm just curious, did you do the "automatic leveling recalbration" that was mentioned a few posts back?
No, I didn't. I do have a Tech2 so I could if needed, but it hasn't been necessary on either truck. They both level out fine once I hook up the camper, install the WDH bars for the hitch, and turn on the ignition. They take up all remaining squat perfectly and they sit level.
 

91RS

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"I think you'll be happy. I also went with OEM from RA when I replaced the air shocks on both of my XL Denali's. Best price around and the originals lasted for 120K of towing and people hauling."

Yeah, I'm hoping I'll notice a difference, I wouldn't be surprised if the current shocks are the originals.

I'm just curious, did you do the "automatic leveling recalbration" that was mentioned a few posts back?

You don't need to do the calibration if you aren't changing the ride height (lifting or lowering). When you replace them just make sure to cycle the key a few times so the compressor puts air in the airbags before you set the truck back on the ground or it will roll the bags.
 
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sam03v

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Thanks. Good to know I won't have to do the re-calibration. I had the truck parked so it was leaning a bit(my driveway isn't level) and the passenger shock was extended. See below. I think this verifies that this shock is shot!rear passenger shock_2.jpgrear passenger shock_1.jpgrear passenger shock.jpg
 

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