Audited US model-year file

1999 GMC Sierra

Exact make, model and year evidence from official US sources. Recall campaigns, ODI investigations, complaint allegations and EPA estimates remain separate.

Model-year evidence is not a VIN check.

A campaign may cover only certain production dates, plants or equipment. A zero result here is not safety clearance. Use NHTSA’s official VIN tool for the individual vehicle.

Official VIN lookup ↗

01 · Safety actions first

9 NHTSA recall campaigns

Exact model-level NHTSA results for 1999 GMC Sierra. Campaign records are official safety actions; applicability to a particular car still requires its VIN.

01
NHTSA Recalls · US · received 2009-05-11

EXTERIOR LIGHTING:HEADLIGHTS

Campaign 09E025000
Summary

DOPE, INC. IS RECALLING 42,540 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.

Consequence

DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.

Remedy

DOPE, INC. WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON JULY 28, 2009. OWNERS MAY CONTACT DOPE, INC. AT 1-626-272-1798.

02
NHTSA Recalls · US · received 2006-03-08

STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS

Campaign 06V066000
Summary

CERTAIN PICKUP TRUCKS HAVE GALVANIZED-BRAIDED-STEEL TAILGATE SUPPORT CABLES USED TO SUPPORT THE TAILGATE IN THE FULL OPEN (HORIZONTAL) POSITION. OVER TIME THESE CABLES CAN CORRODE AND FRACTURE WHEN LOADS ARE APPLIED TO THEM.

Consequence

IF ONE CABLE FRACTURES, THE REMAINING CABLE MAY RETAIN THE TAILGATE IN A HORIZONTAL POSITION. IF BOTH CABLES FRACTURE, THE TAILGATE WOULD DROP AND STRIKE THE TOP SURFACE OF THE REAR BUMPER. IF ANYONE IS SITTING OR STANDING ON THE HORIZONTAL SURFACE OF THE TAILGATE WHEN BOTH CABLES FRACTURED, THEY COULD FALL AND BE INJURED. ON VEHICLES WITHOUT A BUMPER, THE TAILGATE MAY DROP TO A LOWER POSITION.

Remedy

DEALERS WILL REPLACE THE GALVANIZED SUPPORT CABLES WITH STAINLESS STEEL SUPPORT CABLES. IN ADDITION, DEALERS ARE TO INSPECT THE TAILGATE HINGE AND REPLACE IT, IF NECESSARY. THE RECALL IS EXPECTED TO BEGIN DURING APRIL 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 OR GMC AT 1-866-996-9463.

03
NHTSA Recalls · US · received 2007-08-28

EQUIPMENT:ELECTRICAL

Campaign 07E066000
Summary

CERTAIN CEQUENT 90 DEGREE 7-WAY RIGHT ANGLE ADAPTORS SOLD BY DISTRIBUTORS IN TOW PACKAGES FOR AFTERMARKET SALES TO TOW 5TH WHEEL RV TRAVEL TRAILERS. DUE TO INCORRECT WIRING OF THE HARNESS, THE TRAILER LIGHTS MAY NOT OPERATE PROPERLY.

Consequence

IF THE TRAILER LIGHTS ARE NOT WORKING PROPERLY, A VEHICLE CRASH CAN OCCUR.

Remedy

ALL OF THE DEFECTIVE TOW PACKAGES ARE STILL AT THE DISTRIBUTOR LEVEL AND HAVE NOT BEEN SOLD TO ANY CONSUMERS.

04
NHTSA Recalls · US · received 2005-04-22

PARKING BRAKE

Campaign 05V161000
Summary

ON CERTAIN PICKUP TRUCKS EQUIPPED WITH MANUAL TRANSMISSIONS AND BUILT WITH EITHER PBR PARKING BRAKE SYSTEMS OR TRW PARKING BRAKE SYSTEMS, THE PARKING BRAKE FRICTION LININGS MAY WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.

Consequence

IF THE PARKING BRAKE DOES NOT HOLD, UNINTENDED VEHICLE MOVEMENT COULD OCCUR, WHICH COULD RESULT IN A CRASH.

Remedy

DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH A PBR PARKING BRAKE SYSTEM. ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM, DEALERS WILL INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY. THE RECALL BEGAN ON JULY 29, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 OR GMC AT 1-866-996-9463.

05
NHTSA Recalls · US · received 2000-10-30

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

Campaign 00V345000
Summary

VEHICLE DESCRIPTION: LIGHT DUTY PICKUP TRUCKS AND SPORT UTILITY VEHICLES. SOME OF THESE VEHICLES HAVE A CLEARANCE CONDITION BETWEEN THE FRONT RIGHT-HAND BRAKE PIPE AND THE BODY CROSS SILL THAT COULD DECREASE TO THE POINT OF ALLOWING CONTACT DURING THE LIFE OF THE VEHICLE. IF CONTACT OCCURS AND THE BRAKE PIPE BECOMES DAMAGED, IN HALF OF THE BRAKE SYSTEM THERE CAN BE A LOSS OF BRAKE FLUID AND PRESSURE. THE BRAKE WARNING LAMP WILL BE ACTIVATED WHEN THE BRAKE FLUID LEVEL REACHES THE INDICATOR LIMIT.

Consequence

DURING BRAKING, THE PEDAL WILL BE LOWER THAN NORMAL AND STOPPING DISTANCES WILL BE LONGER. IF THIS OCCURS WHEN STOPPING DISTANCE IS LIMITED, A CRASH COULD OCCUR.

Remedy

DEALERS WILL INSPECT THE FRONT RIGHT-HAND BRAKE PIPE FOR WEAR. IF THERE ARE SIGNS OF WEAR, THIS SECTION OF THE BRAKE PIPE WILL BE REPLACED WITH A NEW DESIGNED BRAKE PIPE SECTION. IF THERE ARE NOT SIGNS OF WEAR ON THE BRAKE PIPE, THE DEALER WILL INSTALL A SPACER CLIP TO ENSURE SUFFICIENT CLEARANCE BETWEEN THE BRAKE PIPE AND THE BODY CROSS SILL.

06
NHTSA Recalls · US · received 2005-08-29

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

Campaign 05V379000
Summary

CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES MAY EXPERIENCE UNWANTED ANTILOCK BRAKE SYSTEM (ABS) ACTIVATION. THIS CONDITION IS MORE LIKELY TO OCCUR IN ENVIRONMENTALLY CORROSIVE AREAS. THIS RECALL WILL BE LAUNCHED IN THE "SALT BELT" STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MARYLAND, MASSACHUSETTS, MAINE, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN AND THE DISTRICT OF COLUMBIA ONLY.

Consequence

THIS CAN CAUSE INCREASED STOPPING DISTANCES DURING LOW-SPEED BRAKE APPLICATIONS, WHICH COULD RESULT IN A CRASH.

Remedy

DEALERS ARE TO REMOVE THE WHEEL SPEED SENSOR AND THOROUGHLY CLEAN THE WHEEL SPEED SENSOR MOUNTING SURFACE ON THE BEARING, APPLY RUST INHIBITOR TO THE CLEANED SURFACE, GREASE THE MOUNTING SURFACE, REINSTALL THE WHEEL SPEED SENSOR, AND CHECK THE PEAK-TO-PEAK OUTPUT VOLTAGE TO ENSURE THE WHEEL SPEED SIGNAL IS WITHIN SPECIFICATIONS. THE RECALL BEGAN SEPTEMBER 22, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 OR GMC AT 1-866-996-9463.

07
NHTSA Recalls · US · received 2004-03-23

EQUIPMENT

Campaign 04E022000
Summary

AFTERMARKET PICKUP TRUCK OVER-THE-RAIL BEDLINERS MANUFACTURED FOR INSTALLATION ON 1999-2004 CHEVROLET SILVERADO AND GMC SIERRA PICKUP TRUCKS. THE TOGGLE WING ASSEMBLY USED TO ATTACH THE BEDLINER TO THE TRUCK BED IS NOT ENGAGING FULLY IN THE STAKE POCKET OF THE PICKUP TRUCK.

Consequence

THE BEDLINER CAN BECOME DETACHED FROM THE PICKUP WHILE IT IS MOTION, POSSIBLY ENDANGERING FOLLOWING MOTORISTS OR PEDESTRIANS.

Remedy

DURAKON WILL ISSUE A PRESS RELEASE IN ATTEMPT TO NOTIFY CUSTOMERS THAT COULD HAVE PURCHASED THE DEFECTIVE BEDLINER. IF YOU PURCHASED EITHER A DURAKON ALLSTAR OF PATRIOT OVERRAIL BEDLINER SINCE AUGUST 1, 2003, FOR 1999 TO 2004 CHEVROLET SILVERADO OR GMC SIERRA TRUCKS, OR PURCHASED ONE OF THESE PICKUP TRUCKS WITH EITHER BRAND BEDLINER ALREADY INSTALLED, YOU SHOULD RETURN TO AN AUTHORIZED DURAKON DEALER SO THAT THE BEDLINER CAN BE INSPECTED AND, IF NECESSARY, REPAIRED WITH A NEWLY DESIGNED TOGGLE WING FASTENING SYSTEM, OR IF REQUIRED, REPLACED WITH A NEW BEDLINER FREE OF CHARGE. PLEASE CALL THE DURAKON HOTLINE AT 1-800-933-4200 TO FIND THE NEAREST AUTHORIZED DURAKON DEALER.

08
NHTSA Recalls · US · received 2000-05-23

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

Campaign 00X001000
Summary

THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: 1/2 TON LIGHT DUTY PICKUP TRUCKS. ON CERTAIN TRUCKS, FAILURE TO FOLLOW THE SERVICE PROCEDURE SET FORTH IN THE SERVICE MANUAL FOR REMOVAL OF THE FRONT BRAKE CALIPER CAN RESULT IN MOVEMENT OF THE FRONT BRAKE HOSE RELATIVE TO ITS KNUCKLE MOUNTING BRACKET. IF THIS MOVEMENT RESULTS IN INCREASED LENGTH BETWEEN THE BRACKET AND THE BANJO FITTING THAT ATTACHES TO THE BRAKE CALIPER, IT IS POSSIBLE FOR THE BRAKE HOSE TO COME IN CONTACT WITH THE WHEEL RIM.

Consequence

THIS CONTACT WITH THE WHEEL RIM COULD, IN TIME, CAUSE THE BRAKE HOSE TO BECOME WORN TO THE POINT THAT BRAKE FLUID LEAKAGE COULD OCCUR. IF THIS OCCURRED, LOSS OF FRONT BRAKES IS POSSIBLE.

Remedy

DEALERS WILL ATTACH A NOTICE LABEL TO THE FRONT BRAKE HOSES STATING THAT THE CALIPERS MUST BE SUPPORTED WHEN REMOVED.

09
NHTSA Recalls · US · received 1998-10-06

STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Campaign 98V242000
Summary

VEHICLE DESCRIPTION: EXTENDED CAB 4-WHEEL DRIVE PICKUP TRUCKS. SOME OF THESE VEHICLES HAVE A LOWER THAN SPECIFIED TORQUE ON ALL THREE OF THE STEERING GEAR TO FRAME ATTACHMENT BOLTS. THE BOLTS CAN LOOSEN OVER TIME ALLOWING THE STEERING GEAR TO MOVE. THIS LOOSENING CAN RESULT IN SOME UNRESPONSIVE STEERING FEEL AND SOME NOISE TO THE DRIVER.

Consequence

IF THIS CONDITION IS IGNORED, THE STEERING GEAR TO FRAME CAN WEAR AND/OR FATIGUE THE ATTACHING BOLTS TO THE POINT OF BREAKAGE OR THE BOLTS BACKING OUT. IF ALL THE BOLTS BREAK OR BACK OUT, THE STEERING GEAR WOULD SEPARATE FROM THE FRAME RESULTING IN A LOSS OF STEERING CONTROL.

Remedy

DEALERS WILL RETORQUE THE STEERING GEAR TO FRAME BOLTS TO PROPER SPECIFICATIONS.

02 · Owner allegations

617 NHTSA complaints

Counts are not adjusted for sales, vehicle age, mileage, publicity or reporting behavior. They are allegations, not defect findings or a reliability score.

Crash mentions
51
Fire mentions
2
Injuries reported
31
Most-reported component labels
SERVICE BRAKES334
HYDRAULIC283
POWER TRAIN39
SUSPENSION39
VEHICLE SPEED CONTROL39
TIRES32
Complaints across nearby GMC Sierra model years

Totals for the same nameplate, scaled against its highest year here. They are not adjusted for how many were sold, how old they are, how far they are driven, or how much publicity a fault received — an older or better-selling year will usually carry more reports. This shows where the reporting sits, not which year is better.

  1. 2381997
  2. 1901998
  3. 6171999
  4. 4432000
  5. 2642001
  6. 2492002

A dash means NHTSA holds no complaint record for that exact year, make and model. See all Sierra years with specs and fuel economy →

03 · Agency review

10 NHTSA ODI investigations

An investigation means ODI reviewed a possible safety issue for this exact model-year identity. Opening one is not a defect finding; closing one does not by itself clear a vehicle.

PE10010
Closed 2011-01-05 · opened 2010-03-30

Brake line corrosion failure

NHTSA source ↗

SERVICE BRAKES, HYDRAULIC · No associated recall campaign number was published in this investigation row.

DP05009
Closed 2006-05-31 · opened 2005-12-20

PARKING BRAKE FAILURE

NHTSA source ↗

PARKING BRAKE:CONVENTIONAL · No associated recall campaign number was published in this investigation row.

PE05020
Closed 2005-09-13 · opened 2005-04-28

UNWANTED LOW-SPEED ABS ACTIVATION

NHTSA source ↗

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE · Associated recall campaign 05V379000.

EA05007
Closed 2006-04-11 · opened 2005-04-14

TAILGATE SUPPORT CABLES

NHTSA source ↗

LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH · Associated recall campaign 06V066000.

EA04011
Closed 2005-05-10 · opened 2004-04-09

PARKING BRAKE FAILURE

NHTSA source ↗

PARKING BRAKE:CONVENTIONAL · Associated recall campaign 05V161000.

EA04005
Closed 2004-09-28 · opened 2004-02-19

TAILGATE CABLE BREAKAGE

NHTSA source ↗

LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH · Associated recall campaign 04E067000.

PE03057
Closed 2004-04-09 · opened 2003-12-08

PARKING BRAKE FAILURE

NHTSA source ↗

PARKING BRAKE · No associated recall campaign number was published in this investigation row.

EA02015
Closed 2004-01-12 · opened 2002-08-01

THROTTLE STICKING CLOSED

NHTSA source ↗

VEHICLE SPEED CONTROL:LINKAGES · No associated recall campaign number was published in this investigation row.

PE02021
Closed 2002-08-01 · opened 2002-02-11

THROTTLE STICKING

NHTSA source ↗

VEHICLE SPEED CONTROL:LINKAGES · No associated recall campaign number was published in this investigation row.

RQ99005
Closed 2001-11-27 · opened 1999-05-11

STEERING GEAR/GRAME ATTACHING BOLTS

NHTSA source ↗

STEERING:GEAR BOX (OTHER THAN RACK AND PINION) · Associated recall campaign 98V242000.

04 · EPA configurations

Fuel economy & specifications

FuelEconomy.gov records are summarized as ranges where this model name has multiple engines, drivetrains or trims.

EPA configurations
16
Combined economy
12–17 mpg/MPGe
City / highway
11–15 / 15–21 mpg/MPGe
Engine displacement
4.3–6 L
Cylinders
6–8
Fuel type
Regular
Drive
4-Wheel or All-Wheel Drive · Rear-Wheel Drive
Vehicle class
Standard Pickup Trucks 2WD · Standard Pickup Trucks 4WD
Annual fuel-cost estimate
$3800–5400

05 · Evidence strength

Exact identity. Explicit limits.

No opaque score. Evidence strength is expressed through source availability, exact match method, jurisdiction and honest empty states.

exact match

Recall campaigns

9 exact US model-year records in this bounded view.

exact match

Complaints

617 exact US model-year allegations; narratives and VIN fragments are omitted.

exact match

ODI investigations

10 exact US model-year action numbers in the approved import snapshot.

canonical only

Model aliases

Only the exact NHTSA vPIC model name is published; unverified aliases are not merged.

not published

Manufacturer ownership

No rights-reviewed official ownership record is joined to this exact model-year.

PUBLIC EVIDENCE PASSPORT

Identity, freshness and provenance.

The canonical URL is this file’s permanent public identifier. Source IDs and timestamps show exactly what was matched and when; they do not turn the evidence into a verdict.

Permanent public ID
https://modelyearfacts.com/vehicle/1999/gmc/sierra
NHTSA make ID
472
NHTSA model ID
1857
Match key
1999 · GMC · Sierra · US
Live evidence requested
EPA publication catalogue
Complaint matrix snapshot
Imported safety snapshot
nhtsa-investigations · exact match

NHTSA ODI investigations

Action number, component, subject and open/close dates from the approved bulk import; long summaries omitted.

Open official source ↗
US-market boundary

Only NHTSA vPIC, NHTSA ODI complaints and investigations, NHTSA recalls and FuelEconomy.gov contribute to this vehicle claim. CPSC equipment notices are searched separately and never joined to vehicle fitment. UK MOT, Canadian, New Zealand and European records are not merged into this US claim.

06 · Research paths

Diagnose first. Confirm fitment.

These are transparent searches, not diagnoses or endorsed parts. Recall remedies come before purchases; exact part fitment requires VIN, trim, powertrain, production date and OE number.

Offers status: held

Awin US and R2 affiliate inventory are not published until a US programme, merchant and exact-fitment projection are approved. No offer currently has both merchant approval and exact vehicle fitment, so commercial links never count as evidence.