Prior to adding anti-stiction fluid to the system, which stopped the popping, we found that the popping was most noticeable when set up on concrete, and practically nonexistent when on gravel or dirt. I think the softer gravel and dirt muffled the popping and the concrete just amplified the noise.
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Bob & Becky
2012 3402RL
2012 Chevy 2500HD D/A CC 4WD
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