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Update checked fuse #20 is getting power both sides #56 is getting power both sides but #21 isn't getting anything. Any idea why that might be?
I have a 2007 silverado with the 4.8 I'm getting two fuel related codes. Truck runs and drives fine but has these two codes p0452 and U0109. Any idea what it can be ?
Last edited by malibu6767; May 10, 2023 at 8:12 AM.
Fuel codes but runs good?
