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    2003 Yukon XL: Loud, Constant A/C Hissing After Evap & Accumulator Swap

    I recently replaced my Evaporator Core (Four Seasons) and Accumulator (GM Genuine OEM 15-10422) on my 03 Yukon XL with 138k. I pulled a solid vacuum on the system before recharging the freon, and it is currently blowing ice cold. Since the repair, there is a super loud, fluctuating...

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