What are the most common GMC C/K 2500 problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2002 GMC C/K 2500 has 1 documented issue. The documented issue is: Brake Line Corrosion and Rust-Through. Of these, 1 is rated critical and should be addressed promptly.

Is the GMC C/K 2500 reliable?

The 2002 GMC C/K 2500 has 1 known issue compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Brake Line Corrosion and Rust-Through. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

How much does it cost to fix common GMC C/K 2500 problems?

Repair costs for known GMC C/K 2500 issues range from $400 to $1,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Brake Line Corrosion and Rust-Through, typically costs $400-$1,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 1999-2003 GMC C/K 2500 Brake Line Corrosion and Rust-Through?

Same brake line corrosion issue as Chevrolet C/K 2500 and all GMT800 trucks. Steel brake lines corrode under securing clips on the frame rail, especially in salt-belt states. NHTSA investigated 6 million GMT800 trucks but no recall was issued. The lines can burst without warning,… Repairs typically run $400-$1,500. Severity: high.

GMC · Known Issues

2002 GMC C/K 2500 Problems: 1 Known Issue

2002 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026

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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2002 GMC C/K 2500 has 1 documented issue, with 1 rated critical. The most serious is Brake Line Corrosion and Rust-Through ($400-$1,500 repair). Across all issues with published estimates, repair costs range from $400 to $1,500. DIY maintenance guides at au7o.io.

2002 GMC C/K 2500 Problems: 1 Known Issue

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1999-2003 GMC C/K 2500: Brake Line Corrosion and Rust-Through#

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Frequently Asked Questions

What are the most common GMC C/K 2500 problems?

Is the GMC C/K 2500 reliable?

How much does it cost to fix common GMC C/K 2500 problems?

What is the 1999-2003 GMC C/K 2500 Brake Line Corrosion and Rust-Through?