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Prev Professional Automotive Repair Technical Discussions for February 6, 2026
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2017 GMC Yukon Denali 6.2L Misfire VIN: 1GKS2CKJXH
2017 Yukon Denali with 107K, runs great otehr than a cyl 5 misfire. Replaced coil and plug, code came right back. Checked engine compressiona dn all cyl are similar! Trouble codes: P0305
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2016 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GT12TE80G
We had replaced the filter housing with aftermarket last time it was in. I prefer OE on these things but aftermarket was only thing available. The new housing was leaking worse than the one that was replaced. Installed a GM housing (which is $750 instead of $...
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