GMC Sierra 2nd Gen
Built from 1999 to 2007.
- 30-day volume
- $121k↑ 1178% on the prior 30 days
- 30-day new listings
- 1,388↑ 11467% on the prior 30 days
- For sale now
- 2,306
Get notified about new GMC Sierra 2nd Gen listings
Seen across 8 sites in the last 30 days.
GMC Sierra 2nd Gen listings2,306 for sale now
The second-generation GMC Sierra, built on the GMT800 platform from 1999 to 2007, marked a significant step forward in capability and comfort. It introduced the now-legendary lineup of LS-based Vortec V8 engines, including the 4.8L, 5.3L, and 6.0L, offering a major improvement in power and reliability. GMC differentiated the Sierra from its Chevrolet Silverado sibling with more upscale styling, a strategy that culminated in the luxurious Denali trim which arrived in 2001.
Collectors appreciate these trucks for their durable construction, potent V8s, and simple, handsome styling. They occupy a sweet spot, blending modern performance with straightforward, easy-to-maintain mechanicals. Single-cab short-bed models and special editions like the early Sierra C3 and the later Quadrasteer-equipped Denalis are particularly desirable for their unique specifications and relative rarity.
Buying Tips
- Check for rust in common areas like rocker panels, cab corners, and above the rear wheel wells. Frame rust, especially near the leaf spring hangers, is also a critical inspection point.
- The original steel brake and fuel lines are prone to corrosion and failure. Inspect their entire length, as replacement is a necessary but labor-intensive job.
- The 4L60-E automatic transmission is a known weak point. Watch for harsh shifting or slipping, especially on trucks with over 100,000 miles.
- Instrument cluster gauges often fail due to faulty stepper motors. Check that the speedometer, tachometer, and all secondary gauges are functioning correctly.
- Vortec V8s are reliable, but listen for 'piston slap' on cold starts and check for oil leaks from the rear main seal or oil cooler lines.
3,401 GMC Sierra 2nd Gen vehicles have been tracked across auctions and listings on Hypercars, with 2,306 currently live.
Data sourced from auction results and dealer and private listings across 100+ marketplaces, auctions and forums, plus thousands of dealers. Updated daily.
Frequently Asked Questions
How much does a GMC Sierra 2nd Gen cost?
Over the last 12 months, GMC Sierra 2nd Gen sold for a median of $17,375 across 54 auction sales tracked on Hypercars; the middle 50% sold between $12,259 and $23,633. There are 2,306 currently for sale.
How many GMC Sierra 2nd Gen listings are for sale right now?
There are 2,306 GMC Sierra 2nd Gen listings currently live across auctions, dealers, and marketplaces tracked by Hypercars.