Shop Genuine 2003 GMC Sierra 1500 5.3L Vortec V8 FLEX A/T RWD Base Standard Cab Pickup Stepside Parts
Your GMC helps you get the job done. So when it needs help with maintenance or repairs, pay back the favor with the best parts available: Genuine 2003 GMC Sierra 1500 5.3L Vortec V8 FLEX A/T RWD Base Standard Cab Pickup Stepside Parts. They’re only available from authorized dealers like OEC GM Retail Demo Site in Richfield, OH.