Parts & Accessories Spare parts 2007 Sierra 2007 Mileage: 390 Body: Scattered paint Gear, engine, chassis, and airbags are guaranteed. The car is solid and has no issues. I travel with it and it's fine. Additions: Fuse programming Disconnection removed Normal muffler without electronic. But when you step on it, it's normal and not noisy. Its last offer was 23 thousand, and we ask God for more.