Total Complaints
9 filings
GMC C/K PICKUP · model year
9 NHTSA complaints, 1 crash report for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1999GMCC/K PICKUP carries 9 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 3 injuries, 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 C/K PICKUP is service brakes, hydraulic with 3 filings, followed by service brakes, hydraulic:antilock/traction control/electronic limited slip:control unit/module (2) and structure:body:tailgate:hinge and attachments (1). 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 C/K PICKUP. 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.
Total Complaints
9 filings
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC | 3 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE | 2 |
| STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER | 1 |
| VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 1 |
UPON STARTING TO LEAVE WORK PARKING LOT LOST PEDAL. HAD FELLOW COWORKER OBSERVE AND BRAKE FLUID WAS STEADY STREAM LEAKING ON TO GROUND. SECOND OCCURRENCE DECEMBER 2011. FAILED INSPECTION FOR CORRODED FRONT BRAKE LINES. *TR
Mileage: 113,500
TURNED TO LOOK AT CAR I THOUGH WAS GOING TO PULL OUT. BRAKES DID NOT STOP THE TRUCK FOR THE CARS ABOUT 20 FEET IN FRONT OF ME WHEN I PUT THEM ON IT KEPT ON GOING. THIS IS THE THIRD TIME IT HAPPEN. WAS RECALLED ON 12/29/05 FOR ABS SENSORS. CLEANED/LUBED. TOOK TO DEALER , THEY SAID THERE WAS NOTHING WRONG WITH THE BRAKES . THIS WAS THE FIRST TIME I TOOK IT TO THEM BEFORE THE RECALL . MY BROTHER IN LAW HAD THE PROBLEM WITH BRAKES IN HIS 1999 CHEVY TRUCK. *TR
Mileage: 55,000
VEHICLE WAS RECALLED FOR ANTI-LOCK BRAKE DEFECT AND REPAIRED AT LOCAL DEALER ON 1/19/06. STARING ABOUT 1/1/09 THE SAME PROBLEM STARTED HAPPENING AGAIN. ANTI-LOCK WOULD ACTIVATE DURING NORMAL STOP ON DRY PAVEMENT. THIS HAPPENS ON EVERY STOP AND ACTIVATES AROUND 5 MPH. I CALLED THE DEALER AND THEY ADVISED ME THAT THEY FIXED IT ONCE AND ARE NOT REQUIRED TO FIX IT AGAIN. I TOOK IT TO AN INDEPENDENT SHOP AND THEY MADE THE SAME REPAIR THAT WAS MADE WITH THE RECALL. *TR
Mileage: 93,698
1999 GMC 1500 P/U ABS BRAKES ENGAGE AT SLOW STOPS, CAUSING LONGER STOPPING LENGTHS. ABS FRONT WHEEL SENSORS WERE REPLACED AT DELEHANTY PONTIAC- FLUSHING, 80,000 MILES ON TRUCK. EXPENSIVE REPAIR $540.00. *AK I UNDERSTAND THIS ABS PROBLEM HAS BEEN AN ONGOING WITH GM VEHICLES SINCE 1991. REQUESTING RECALL.
Mileage: 80,000
I CALLED MICHAEL GMC, 3700 S CARSON, CARSON CITY NV TO HAVE A STICKY ACCELERATOR PEDAL ON MY 1999 GMC SIERRA PU REPAIRED. I STATED I KNEW OF A TSB ISSUED FOR THIS DEFECT. I WAS TOLD THERE WAS NO TSB. I CHECKED VIA THE INTERNET AND FOUND TSB #00-06-04-007A HAD BEEN ISSUED IN JUN 00. I HAVE FOUND A GM DEALER WHO WILL REPAIR THIS FOR ME. BUT I THINK THAT HOHL SHOULD NOT HAVE REFUSED TO CORRECT THIS PROBLEM UNDER THE TSB. DO I HAVE ANY RECOURS TO HOHL FOR MISLEADING ME?*AK
ABNORMAL REAR DISC BRAKE OPERATION AND WEAR FACTOR ON BOTH REAR WHEELS.*AK
Mileage: 32,000
ABNORMAL REAR DISC BRAKE OPERATION AND WEAR FACTOR ON BOTH REAR WHEELS.*AK
Mileage: 32,000
SIMULTANEOUSLY BROKEN TAILGATE CABLES, RESULTING IN SEVERE PINCHING OF HAND, CAUSIONG SWELLING AND PAIN.*AK
Mileage: 58,000
WE OWN THREE 1999 GMC 1500 C PICKUPS. EACH OF THESE VEHICLES HAS EXPERIENCED THE FAILURE OF THE UNDER DASH ABS ELECTRONIC MODULES WHEN THE VEHICLES REACHED APPROXIMATELY 85,000 MILES OR SO. WE CONTACTED GMC TO PLACE A COMPLIANT. THE REPAIR CHARGES FOR THIS PROBLEM HAVE RANGED FROM $800 TO $1050 EACH. GMC REFUSES TO ACKNOWLEDGE THE PROBLEM OR TO REIMBURSE FOR ANY REPAIR COSTS FOR THEIR OBVIOUS DEFECTIVE PARTS. FAILURE OF THE ABS MODULE STILL ALLOWS FOR USE OF THE BRAKES BUT FAILURE OF THE ABS SYSTEM WHICH COULD RESULT IN ACCIDENTS. *JB
Mileage: 86,860
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.