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  1. I4/I5 Engine & Drivetrain
    I have an '06 Colorado Crew Cab with 120k miles on it. I have neglected it for quite a while since there was nothing 'wrong' with it. That said, about 2 months ago, I got the CEL for a stuck thermostat. I finally had time to get it into the shop last week and have it switched out. Since the...
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