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What distinguishes a Silverado 1500 from a GMC Sierra 1500 on the used market?
Mechanically the two trucks are twins — same frame, same engines (2.7L Turbo, 5.3L V8, 6.2L V8, 3.0L Duramax diesel), same 10-speed or 8-speed transmissions. The Sierra gets a more upscale interior, the MultiPro tailgate and better sound insulation, which lifts resale value roughly $3,000-$5,000 at the same trim level. If badge prestige doesn't matter, a loaded Silverado LTZ is usually the smarter used buy. Stay alert to lifter failure on certain 2019-2021 5.3L and 6.2L V8s — confirm the AFM/DFM-related recall work has been performed.