Worst 2006 GMC Sierra 2500 Problems
Top 3 most-reported issues with average mileage at failure.
Brakes
Steering Defects
Automatic Transmission
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All Problems by Category
Every NHTSA complaint category for the 2006 GMC Sierra 2500.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Brakes | 24 | 1 | — | 83,907 mi | |
| Steering Defects | 7 | 1 | — | 61,609 mi | |
| Automatic Transmission | 5 | — | — | 52,756 mi | |
| Electrical Faults | 4 | — | 2 | — | |
| Engine & Cooling | 4 | — | 1 | — | |
| Power Train:Automatic Transmission:Cooling Unit And Lines | 4 | — | — | — | |
| Tire Defects | 4 | — | — | — | |
| Airbags | 3 | 1 | 1 | — | |
| Hydraulic Brakes | 3 | — | — | — | |
| Diesel Fuel System | 2 | — | — | — | |
| Transmission / Drivetrain | 2 | — | — | — | |
| Engine And Engine Cooling:Cooling System | 1 | — | — | — | |
| Latches / Locks | 1 | — | — | — | |
| Manual Transmission | 1 | — | — | — | |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip | 1 | — | — | — | |
| Service Brakes, Hydraulic:Foundation Components:Disc:Caliper | 1 | — | — | — | |
| Service Brakes, Hydraulic:Power Assist:Hydraulic | 1 | — | — | — | |
| Steering:Hydraulic Power Assist System | 1 | — | — | — | |
| Steering:Linkages | 1 | — | — | — | |
| Steering:Linkages:Tie Rod Assembly | 1 | — | — | — | |
| Structure:Frame And Members:Underbody Shields | 1 | — | — | — | |
| Suspension:Front | 1 | — | — | — | |
| Suspension:Front:Hub | 1 | — | — | — | |
| Tires:Tread/Belt | 1 | — | — | — | |
| Tires:Valve | 1 | — | — | — | |
| Wipers & Visibility | 1 | — | — | — | |
| Wheel Issues | 1 | 1 | — | — |
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2006 GMC Sierra 2500. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Other GMC Sierra 2500 Years
2006 GMC Sierra 2500 — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2006 GMC Sierra 2500 reliable?
What are common problems with the 2006 GMC Sierra 2500?
At what mileage do problems start on the 2006 GMC Sierra 2500?
How safe is the 2006 GMC Sierra 2500?
Does the 2006 GMC Sierra 2500 have any recalls?
Should I buy a 2006 GMC Sierra 2500?
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.
Wider context: See the full GMC Sierra 2500 reliability report with year-by-year comparison and generation analysis.
Check Your Specific 2006 GMC Sierra 2500
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
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