Complaints
42
Crashes
3
Fires
1
Injuries
5
Fatalities
1
Recalls
0
Worst 1999 GMC Sierra 2500 Problems
Top 3 most-reported issues with average mileage at failure.
#19 complaints
Brakes
Avg mileage:139,122 mi
#26 complaints
Hydraulic Brakes
Avg mileage:295,789 mi
#36 complaints
Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
Avg mileage:98,000 mi
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All Problems by Category
Every NHTSA complaint category for the 1999 GMC Sierra 2500.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Brakes | 9 | — | — | 139,122 mi | |
| Hydraulic Brakes | 6 | — | — | 295,789 mi | |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip | 6 | — | — | 98,000 mi | |
| Gasoline Fuel System | 2 | — | — | — | |
| Tire Defects | 2 | 1 | — | — | |
| Airbags | 1 | 1 | — | — | |
| Electrical Faults | 1 | — | — | — | |
| Wiring & Fuses | 1 | — | — | — | |
| Headlight/Taillight Failures | 1 | — | — | — | |
| Exterior Lighting:Brake Lights | 1 | — | — | — | |
| Latches / Locks | 1 | — | 1 | — | |
| Power Train:Transfer Case (4-Wheel Drive) | 1 | 1 | — | — | |
| Service Brakes, Electric | 1 | — | — | — | |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip:Control Unit/Module | 1 | — | — | — | |
| Steering: Steering Wheel/Handle Bar | 1 | — | — | — | |
| Steering:Gear Box (Other Than Rack And Pinion) | 1 | — | — | — | |
| Structure:Frame And Members:Underbody Shields | 1 | — | — | — | |
| Suspension Failures | 1 | — | — | — | |
| Suspension:Front | 1 | — | — | — | |
| Suspension:Front:Hub | 1 | — | — | — | |
| Tires:Tread/Belt | 1 | — | — | — | |
| Unintended Acceleration | 1 | — | — | — |
Brakes
9
complaints
Crashes
—
Fires
—
Avg Miles
139,122
Hydraulic Brakes
6
complaints
Crashes
—
Fires
—
Avg Miles
295,789
Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
6
complaints
Crashes
—
Fires
—
Avg Miles
98,000
Gasoline Fuel System
2
complaints
Crashes
—
Fires
—
Avg Miles
—
Tire Defects
2
complaints
Crashes
1
Fires
—
Avg Miles
—
Airbags
1
complaints
Crashes
1
Fires
—
Avg Miles
—
Electrical Faults
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Wiring & Fuses
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Headlight/Taillight Failures
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Exterior Lighting:Brake Lights
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Latches / Locks
1
complaints
Crashes
—
Fires
1
Avg Miles
—
Power Train:Transfer Case (4-Wheel Drive)
1
complaints
Crashes
1
Fires
—
Avg Miles
—
Service Brakes, Electric
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip:Control Unit/Module
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Steering: Steering Wheel/Handle Bar
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Steering:Gear Box (Other Than Rack And Pinion)
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Structure:Frame And Members:Underbody Shields
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Suspension Failures
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Suspension:Front
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Suspension:Front:Hub
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Tires:Tread/Belt
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Unintended Acceleration
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Search Owner Complaints
Read what owners actually reported to NHTSA for the 1999 GMC Sierra 2500. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Other GMC Sierra 2500 Years
1999 GMC Sierra 2500 — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 1999 GMC Sierra 2500 reliable?
Verdict: Below Average Complaints. The 1999 GMC Sierra 2500 has 42 NHTSA complaints, 3 crash-related, and 0 recall campaigns. The most common issue is Brakes with 9 complaints. Source: NHTSA via VinItel.
What are common problems with the 1999 GMC Sierra 2500?
Top reported problems: Brakes (9 complaints, avg 139,122 mi); Hydraulic Brakes (6 complaints, avg 295,789 mi); Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip (6 complaints, avg 98,000 mi). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 1999 GMC Sierra 2500?
The weighted average mileage at time of complaint is about 172,135 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 1999 GMC Sierra 2500?
NHTSA complaints for the 1999 GMC Sierra 2500 include 3 crash-related reports, 1 fire reports, 5 injuries, and 1 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 1999 GMC Sierra 2500 have any recalls?
No NHTSA recall campaigns have been issued for the 1999 GMC Sierra 2500 as of the latest data sync. Verify by VIN for the most current status — new recalls can be issued years after a model year ships.
Should I buy a 1999 GMC Sierra 2500?
Fewer complaints than typical for this model. That's a good sign, but every individual car is different — the VIN still tells you what happened to this specific one.
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 1999 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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