Total Complaints
17 filings
GMC SILVERADO · model year
1999 GMC SILVERADO
17 NHTSA complaints, 2 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1999GMCSILVERADO carries 17 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 0 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1999 SILVERADO is service brakes, hydraulic:antilock/traction control/electronic limited slip with 7 filings, followed by vehicle speed control:accelerator pedal (4) and service brakes, hydraulic:foundation components:disc:rotor (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 2 investigation files overlapping the 1999 SILVERADO. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
17
Complaints
2
Crashes
0
Fires
1
Injuries
0
Deaths
Crashes Reported
2 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 7 |
| VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 4 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR | 2 |
| SEAT BELTS | 1 |
| AIR BAGS:FRONTAL | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS | 1 |
| SERVICE BRAKES, HYDRAULIC | 1 |
Recent Complaints
20110908SERVICE BRAKES, HYDRAULIC
BRAKE LINES THAT ENTER ABS CONTROL UNIT RUSTED OUT AND RUPTURED. *TR
Mileage: 10,100
20040302SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
WHILE BACKING OUT OF A PARKING SPACE CONSUMER DEPRESSED THE BRAKES AND A POPPING SOUND WAS HEARD. BRAKE PEDAL DESCENDED TO THE FLOORBOARD, AND THE VEHICLE COASTED TO A STOP. VEHICLE WAS SERVICED BY A TECHNICIAN WHO DETERMINED THAT A BRAKE LINE WAS THE CAUSE.*AK
20031104SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
WHILE DRIVING 65 MPH APPLIED BRAKES TO AVOID ANOTHER VEHICLE. THE PEDAL WENT DOWN TO THE FLOOR. THERE WAS NO ACCIDENT NOR INJURIES TO REPORT. CONSUMER TOOK VEHICLE TO THE DEALER FOR ANALYSIS, AND MECHANIC REPLACED THE ROTORS AND PARTS.*AK
20031022SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
FAILURE OF ABS CONTROL MODULE .*MR THE FAILURE OCCURRED WHEN THE CONSUMER FIRST STARTED THE VEHICLE. THE ABS LIGHT CAME ON AND THE ABS PUMP/BRAKE MODULATION SYSTEM STARTED RUNNING. THE PUMP CONTINUED TO RUN WHEN I TURNED OFF THE IGNITION. THE CONSUMER THEN DISCONNECTED THE BATTERY TO STOP THE PUMP FROM RUNNING. WHEN THE CONSUMER RECONNECTED THE BATTERY, THE PUMP STARTED RUNNING AGAIN. THE REPAIR SHOP DIAGNOSED THE PROBLEM AS BEING CAUSED BY A DEFECTIVE EBC CONTROL MODULE (PN 88982286). CONSUMER FEELS THIS COULD RESULT IN A POSSIBLE LOSS OF BRAKES. CONSUMER HAS THE DEFECTIVE PART. *PH *JB
20020814VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
WHILE DRIVING ACCELERATOR STICKS.*AK
20011128SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
ABS BRAKE PUMP WILL NOT STOP RUNNING. CONSUMER HAS REMOVED THE FUSE, DEALER HAS BEEN CONTACTED, BUT REFUSES TO FIX VEHICLE. *AK *YD
20010905SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
VEHICLE STARTED SQUEAKING NOISE. HE TOOK THE TIRE OFF TO CHECK BRAKES, AND ROTOR CASE HARDENED FINISH, AND HARDEN FINISH WAS FLAKING OFF, DUE TO RUSTED BRAKES ROTORS. ALSO, WHEN APPLYING BRAKES VEHICLE VIBRATED. DEALERSHIP WAS AWARE OF PROBLEM.*AK
20010905SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
VEHICLE STARTED SQUEAKING NOISE. HE TOOK THE TIRE OFF TO CHECK BRAKES, AND ROTOR CASE HARDENED FINISH, AND HARDEN FINISH WAS FLAKING OFF, DUE TO RUSTED BRAKES ROTORS. ALSO, WHEN APPLYING BRAKES VEHICLE VIBRATED. DEALERSHIP WAS AWARE OF PROBLEM.*AK
20010626SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
CONSUMER HAS NOTICED THAT ABS BRAKE WARNING LIGHT REMAINS ILLUMINATED ON THE DASHBOARD, INDICATING A MALFUNCTION WITHIN THE SYSTEM. CAUSE HAS NOT BEEN DETERMINED. PLEASE GIVE ANY FURTHER DETAILS. *AK
20010615CrashVEHICLE SPEED CONTROL:ACCELERATOR PEDAL
WHENEVER AT A COMPLETE STOP CONSUMER HAD TO TAP ON GAS PEDAL SO TH AT VEHICLE WON'T ACCELERATE TO FAST. BUT WHEN DOING THIS, PEDAL GOT STUCK, AND REARENDED OTHER VEHICLE IN FRONT OF HIM. CONSUMER HAS CONTACTED DEALER, AND DEALER WAS NOT WILLING TO DO ANYTHING. *AK
20010601CrashAIR BAGS:FRONTAL
CONSUMER FELL ASLEEP AT WHEEL, AND VEHICLE WENT OFF ROAD. AIRBAGS DID NOT DEPLOY, AND CONSUMER WAS SEVERELY INJURED. VEHICLE WAS TOTALLED. PLEASE ADD ADDITIONAL INFORMATION. *AK
20010508VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
WHEN APPLYING PEDAL TO START GASOLINE FOR SPEED, PEDAL IS HARD. WHEN IT LOOSENS UP VEHICLE ACCELERATES. *AK CONSUMER STATES HE HAS COME CLOSE TO HITTING ANOTHER VEHICLE. *JB
20010223VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
WHILE DRIVING THROTTLE STUCK WIDE OPEN, CAUSING LOSS OF VEHICLE CONTROL. APPLIED BRAKES AND VEHICLE CONTINUED TO ACCELERATE. PUT VEHICLE IN NEUTRAL TO GAIN CONTROL. *AK THE DEALER REPLACED THE THROTTLE VALVE BODY FOR SECOND TIME, BUT IT APPEARS THE DEALER HAS FAILED TO DETERMINE THE CAUSE. *YH
20010223SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
WHILE DRIVING THROTTLE STUCK WIDE OPEN, CAUSING LOSS OF VEHICLE CONTROL. APPLIED BRAKES AND VEHICLE CONTINUED TO ACCELERATE. PUT VEHICLE IN NEUTRAL TO GAIN CONTROL. *AK THE DEALER REPLACED THE THROTTLE VALVE BODY FOR SECOND TIME, BUT IT APPEARS THE DEALER HAS FAILED TO DETERMINE THE CAUSE. *YH
20010201SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
ABS WARNING LIGHT ILLUMINATES,INDICATING A MALFUNCTION WITHIN SYSTEM, CAUSE UNKNOWN. PLEASE GIVE ANY FURTHER DETAILS.*AK
20010109SEAT BELTS
FRONT SEAT BELTS DO NOT LOCK UP WHEN BRAKES ARE APPLIED, DO NOT HOLD PASSENGER IN SEAT, CAUSING LOSS OF PROTECTION. SEATBELT SYSTEM HAS BEEN REPLACED TWICE. *AK SEAT BELTS SOMETIMES LOCK UP FOR NO REASON WHEN DRIVING AT HIGH WAY SPEED. *YH
20001213SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
ABS SYSTEM DOES NOT WORK AT ALL. CONSUMER IS HAVING TROUBLE WHEN HE COMES TO A SUDDEN STOP. CONTACTED DEALER, AND DEALER SAID THERE WAS NOTHING THEY COULD DO ABOUT IT.*AK CONSUMER STATES THAT RIPPLES, BUMPS, AND SLICK CONDITIONS CAUSE ABS TO RELEASE BRAKES AND AVOIDS STOPPING. *SLC
Compare 1999GMCSILVERADO to Similar Vehicles
NHTSA Investigations
Frequently Asked Questions
How many complaints does the 1999 GMC SILVERADO have?▼
The 1999 GMC SILVERADO has 17 NHTSA complaints, 2 crashes, 0 fires, 1 injuries, and 0 deaths reported.
What are the most common problems with the 1999 GMC SILVERADO?▼
The most-complained component for the 1999 GMC SILVERADO is SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP with 7 complaints. Other frequently reported areas include VEHICLE SPEED CONTROL:ACCELERATOR PEDAL and SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR.
Is the 1999 GMC SILVERADO safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.