1999 GMC T6500

1999 GMC T6500

The 1999 GMC T6500 is a heavy-duty pickup truck offered with a wide range of engine and transmission options. It is known for its powerful performance, rugged construction, and spacious interior. However, like any vehicle, it has its share of issues that have been reported by owners.

Engine

• 8.1L V8
  • Blown head gaskets: Engine overheats, white smoke from exhaust, coolant loss. Repair involves replacing head gaskets and resurfacing cylinder heads. Cost: $2,000 - $3,000+
  • Intake manifold gasket failure: Engine misfires, loss of power, rough idle. Solution requires replacing intake manifold gasket. Cost: $500 - $1,000+
• 7.4L V8
  • Timing chain failure: Engine rattling, loss of power. Requires replacement of timing chain and associated components. Cost: $1,500 - $2,500+
• 6.5L Turbo Diesel
  • Injector failure: Engine rough running, loss of power. Replacement of faulty injectors required. Cost: $500 - $1,000+ per injector
• 4.8L V8
  • No Issues Found

Transmission

• Allison 1000
  • Torque converter failure: Transmission slipping, overheating. Replacement of torque converter required. Cost: $2,000 - $3,000+
• Allison 3000
  • Shift solenoid failure: Transmission stuck in gear, difficulty shifting. Solution involves replacing shift solenoids. Cost: $500 - $1,500+
• NV4500
  • No Issues Found

Suspension

• Front ball joint failure: Steering instability, clunking noise while turning. Requires replacement of ball joints. Cost: $300 - $600+ per side
• Rear leaf spring breakage: Sagging rear end, uneven tire wear. Replacement of leaf springs required. Cost: $500 - $1,000+ per axle

Electrical

• Alternator failure: Battery not charging, electrical system malfunctions. Replacement of alternator required. Cost: $300 - $500+
• Battery drain: Battery goes dead prematurely. Requires testing and diagnosis of source of battery drain, such as parasitic draw or faulty component. Cost: Varies depending on diagnosis

Exterior

• Rust on frame: Excessive corrosion on vehicle frame. Requires professional rust repair or frame replacement. Cost: $1,000+
• Clear coat peeling: Loss of clear coat finish on body panels. Requires professional repainting. Cost: $500 - $1,500+

Interior

• Instrument cluster failure: Gauges not working, erratic readings. Requires replacement of instrument cluster. Cost: $500 - $1,000+
• Power window regulator failure: Windows not working properly, stuck in open or closed position. Repair involves replacing window regulator. Cost: $300 - $600+ per window

Summary

The 1999 GMC T6500 has a range of issues, some of which can be expensive to fix. The severity and cost of these issues vary depending on the specific problem and the severity of the damage. It is important for owners of this vehicle to be aware of potential issues and to have them addressed promptly to prevent further damage.