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Dave (not verified)    March 23, 2025 - 8:57AM

My 2023, 1500 Silverado with 14k miles just came out of the dealership repair after waiting 8 weeks for a valve body, which includes the TCM. Same problem as above. Check engine light came on and truck wouldn't shift properly. Dealership told me it could take 3 or 4 months for that part.

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