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2003 Chevrolet Silverado and GMC Sierra
Mid-Cycle Enhancement Matrix

Feature Chevrolet Silverado GMC Sierra
New Front End Styling, Body Side Molding Design Standard N/A
New Grille/Bumper, Body Side Molding Design N/A Standard
New Front / Tail Lamps Standard
(Except Sportside)
N/A
New Seats and Center Console Standard Standard
Modified Instrument Panel Standard   Standard
New Driver Information Center Optional Optional
Second Row Bucket Seats N/A N/A
New Electrical Architecture Standard Standard
175 Series Family of Radios with L/S bands (XM-capable) Standard Standard
Integrated Navigation Radio N/A N/A
Bose Audio System (Available with Bucket Seats) Optional Optional
Passenger Sensing System (PSS) Optional
(Except on Crew Cab)
Optional
(Except on Crew Cab)
Dual Level Airbags (Tracks with PSS) Standard
(Except on Crew Cab)
  Standard
(Except on Crew Cab)
Stabilitrak N/A N/A
Electrical Adjustable Pedals N/A N/A
Child Restraint Anchor System Standard Standard
E85 Compatible 5300 V8 Engine Only 5300 V8 Engine Only
FMVSS 135 Brake Enhancements Standard Standard
Chrome Wheels N/A N/A
Multi-Zone HVAC System (Manual and Electronic) Optional Optional
High Intensity Discharge Lighting N/A N/A
New 16" Aluminum Wheels Optional Optional
Quadrasteer Optional
(1500 Extended Cab, 1500HD)
Optional
(1500 Extended Cab, 1500HD)
Rear Seat Audio Crew Cab Only Crew Cab Only
Rear Seat DVD Player Crew Cab Only Crew Cab Only
OnStar Optional Optional
Redundant Steering Wheel Controls for Radio, Driver Information Center Optional Optional
Larger Fog Lamps Standard Optional
(Except Base Model); Standard on SLT
Upgraded Transfer Case Optional Optional
Electronic Climate Control Available with Sunroof N/A N/A
Denso Air Conditioning Compressor (4300 V6, diesel new for 2003) Optional Optional
Secondary Spare Tire Latch Standard Standard
Outside Rear View Power Fold Mirrors w/Turn Signals Optional Optional
Power Telescoping Camper Mirrors Optional Optional
Center Rear Seat Belt in 2nd Row Crew Cab Only Crew Cab Only
Memory Personalization Settings Optional Optional
Electronic Throttle Control Standard
(Except 4300 V6)
Standard
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