What's a typical price range for a transmission on a 2003 GMC Sierra 3500?

Based on 12 recent market listings, a transmission for a 2003 GMC Sierra 3500 typically runs $3,254–$3,254, with a median around $3,254.

Is it worth repairing or replacing the transmission on a 2003 GMC Sierra 3500?

As a general rule of thumb, a transmission replacement on a 2003 GMC Sierra 3500 (full-size truck segment, vehicle value roughly $4,500–$5,040) is usually worth it when the installed cost stays under about $2,025 — roughly 45% of what the vehicle is worth.

What years of GMC Sierra 3500 does a remanufactured or new transmission fit?

Based on vendor-verified fitment data across 83 listed transmissions, remanufactured and new transmissions for this model cover the 2001–2006 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.

2003 GMC Sierra 3500 Transmissions

Remanufactured transmissions that fit the 2003 GMC Sierra 3500. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Peak Powertrain.

Available Transmissions (13)

Remanufactured Transmission T4L80E6002T2S
Price
$2,275.00
Condition:
remanufactured
Remanufactured Transmission T4L80E6002T4
Price
$2,275.00
Condition:
remanufactured
4L80E Remanufactured Automatic Transmission
Price
$2,560.00
Engine:
6.0L
Condition:
remanufactured
4L80E Remanufactured Automatic Transmission

2003 GMC Sierra 3500 Transmissions

Available Transmissions (13)

Remanufactured Transmission T4L80E6002T2S

Remanufactured Transmission T4L80E6002T4

4L80E Remanufactured Automatic Transmission

4L80E Remanufactured Automatic Transmission

2003 GMC Sierra 3500 Transmission Market Context

Recent transmission prices for this vehicle

Is replacing the transmission worth it?

Frequently Asked Questions

4L80E Remanufactured Automatic Transmission

4L80E Remanufactured Automatic Transmission

1000/M74 Automatic Transmission Assembly

1000/M74 Automatic Transmission Assembly

1000/M74 Automatic Transmission Assembly

Remanufactured Transmission

Remanufactured Transmission

Remanufactured Transmission

Remanufactured Transmission

Other GMC Sierra 3500 Years