1999 Gmc C/K SERIES problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
4 owner complaints analyzed
1 distinct recall campaigns
92,500 mi median reported failure mileage
Scope: 1999 model year. Data snapshot: . 4 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Service Brakes, Hydraulic is the most frequently named component, appearing in 2 of 4 complaints (50.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 4 | 100.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Service Brakes, Hydraulic | 2 |
| Service Brakes | 1 |
| Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip | 1 |
Service Brakes, Hydraulic: 2; Service Brakes: 1; Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 1 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 1; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (1). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2005 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2014 | 1 |
2005: 1; 2010: 1; 2011: 1; 2014: 1
Pattern summary
Service Brakes, Hydraulic leads the component reports. Braking behavior appears in 4 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10139225 · 2005-10-10 (October 10, 2005)
MY 1999 GMC SUBURBAN WAS TAKEN IN FOR BRAKING PROBLEMS TO A GMC DEALERSHIP. UPON BACKING AT SLOW SPEEDS A SPRING TENSION RELEASE IS HEARD AND LOSS OF BRAKING ABILITIES OCCUR FOR THREE TO FIVE SECONDS. WHEN COMING TO A STOP AT FORWARD SPEEDS A FORWARD IMPULSE OCCURS AFTER HAVING FULLY STOPPED WHILE FOOT REMAINS UPON THE BRAKE. YES, AN INVOLUNTARY LURCH FORWARD. DEALERSHIPS RESPONSE? MASTER CYLINDER. SAME CONDITION ON LEAVING DEALERSHIP. RETURNED. MECHANICS RESPONSE. "CAN'T DUPLICATE PROBLEM." GMC CUSTOMER ASSISTANCE RESPONSE? ABS RECALL DOESN'…
Owner-reported narrative. 64,000 miles reported. Look up ODI 10139225 at NHTSA ↗
Owner report 10327697 · 2010-04-27 (April 27, 2010)
LOSS OF BRAKES DUE TO CORRODED BRAKE LINES. HAPPENED TWICE. SECTIONS OF BRAKE LINE REPLACED. (ALTHOUGH I INDICATED 15 MPH AT TIME OF "INCIDENT", THE BRAKES WERE ALREADY NOT FUNCTIONING PROPERLY WHEN, ON THE WAY TO THE SERVICE STATION, I BUMPED A CAR WHICH CUT IN FRONT OF ME.) REPORTED ISSUE TO YOU SINCE I SAW ARTICLE IN 4/11/10 HARTFORD COURANT. HAVE NOT REPLACED ENTIRE BRAKE LINE DUE TO DIFFICULTY IN ACCESSING IT AND RELATED EXPENSE. *TR
Owner-reported narrative. 22,329 miles reported. Look up ODI 10327697 at NHTSA ↗