Wrench.Pro

2003 GMC Sierra 1500: raw data

Every record we hold for this vehicle, as plain tables, with nothing added. The consumer page shows the same records with the maintenance schedule, price ranges and nearby shops around them.

vehicle2003 / gmc / sierra-1500
known issues7 clusters (reviewed 2026-10-02)
complaints573 on file (2002-10-29 → 2024-01-08)
recalls0
investigations0
fars372 occupant deaths, crash years 1990-2024 (legacy-code)
indexedyes
licenseCC BY 4.0 (derived)

Known Issues clusters all years →

Reduced engine power and throttle lossVEHICLE SPEED CONTROL8 complaints2013-09 → 2018-02sierra-2003-reduced-engine-power
  • 11066962 COMPLAINT INVOLVES REDUCED POWER MODE WHILE DRIVING
  • 10576587 I EXPERIENCE AN INTERMITTENT PROBLEM WITH MY TRUCK THAT FLASHES AN ERROR CODE "REDUCED ENGINE POWER". THIS IS TIED TO ERROR CODE P1516
  • 10568834 ISSUE WITH THROTTLE BODY REDUCED ENGINE POWER WHEN DRIVING THROWS OUT CHECK ENGINE LIGHT
Instrument cluster and speedometer malfunctionELECTRICAL SYSTEM9 complaints2012-09 → 2023-06sierra-2003-instrument-cluster
  • 10500544 THE SPEEDOMETER IN THE TRUCK REGISTERS FALSE MPH
  • 10484983 IT IS NOW PAST THE EXTENDED WARRANTY AND THE SPEEDOMETER IS NOT WORKING. IT IS STUCK AT 80MPH AND WILL NOT MOVE
  • 10663090 THE CONTACT STATED THAT ALL THE GAUGES ON THE INSTRUMENTAL PANEL FAILED
ABS engagement during low-speed brakingSERVICE BRAKES4 complaints2014-04 → 2019-02sierra-2003-abs-low-speed
  • 10809780 THE ABS ACTIVATES AT LOW SPEED BRAKING UNDER DRY ROAD CONDITIONS WITHOUT THE TIRES LOCKING UP
  • 10582814 ABS ACTIVATES (NOTICED BY PULSING BRAKE PEDDLE) WHEN MOVING SLOWLY TO A STOP ON DRY CLEAN PAVEMENT
Corroded fuel, transmission and steering linesFUEL/PROPULSION SYSTEM7 complaints2012-02 → 2016-02sierra-2003-corroded-fluid-lines
  • 10767587 I FOUND THAT THE FUEL LINE HAD RUSTED AND WAS SPRAYING GAS EVERYWHERE
  • 10826044 FUEL LINES RUSTED THROUGH AND LEAKING FUEL PUDDLING ONTO THE GROUND
  • 10448528 POWER STEERING COOLER AND LINES RUSTED THROUGH AND LEAKING, ENGINE OIL COOLER LINES RUSTED THROUGH AND LEAKING, TRANSMISSION OIL COOLER LINES RUSTED THROUGH AND LEAKING
Brake line corrosion with loss of brake pedalSERVICE BRAKES142 complaints2012-02 → 2019-04sierra-2003-brake-line-corrosion
  • 10920447 STARTED MY VEHICLE APPLIED THE BRAKE TO SHIFT TO DRIVE AND THE BRAKE PEDAL WENT TO THE FLOOR
  • 10864659 BRAKE LINE FAILED, NO BRAKES WHILE HEADING FOR A RED LIGHT. DRIVE OFF ROAD TILL VEHICLE STOPPED
  • 11202662 HYDRAULIC BRAKE LINES CORRODED CAUSING LEAKS AND BRAKE FAILURE
Diesel fuel injector leaks and exhaust smokeFUEL SYSTEM, DIESEL, ENGINE7 complaints2013-10 → 2020-02sierra-2003-diesel-injector-leaks
  • 10547854 WHILE DRIVING, LARGE AMOUNT OF SMOKE CAME OUT. TOOK IT TO GM DEALER WHO SAID THAT IT THE FUEL INJECTORS WERE LEAKING
  • 10823719 THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FUEL INJECTORS NEEDED TO BE REPLACED
  • 10672150 WHILE DRIVING VARIOUS SPEEDS, THE CONTACT NOTICED EXCESSIVE FUMES COMING FROM THE EXHAUST OF THE VEHICLE
Blower motor resistor overheatingELECTRICAL SYSTEM3 complaints2013-01 → 2019-04sierra-2003-blower-resistor-heat
  • 11193104 BLOWER MOTOR RESISTOR DOES NOT OPERATE. UPON INSPECTION, HARNESS AND FINAL STAGE ARE DAMAGED DUE TO EXCESSIVE HEAT
  • 10492292 THE CONTACT STATED THAT WHILE DRIVING, A BURNING ODOR EMITTED AND THE HEATER BLOWER MOTOR FAILED

NHTSA complaints (summary) all years →

countearliest_datelatest_datecrash_flaggedfire_flaggedtop_components
5732002-10-292024-01-082910SERVICE BRAKES:271; HYDRAULIC:134; ELECTRICAL SYSTEM:115; STEERING:54; POWER TRAIN:50

Recalls all years →

none listed

Investigations all years →

none listed

FARS occupant deaths all years →

crash_yearsoccupant_deathsmatch_typevpic_recovered
1990-2024372legacy-code0

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road.

Cite this

Derived data is CC BY 4.0. Link back to the page you used. Text and BibTeX below.

Wrench.Pro (2026). 2003 GMC Sierra 1500 vehicle data [dataset]. https://www.wrench.pro/data/vehicles/2003/gmc/sierra-1500
@misc{wrenchpro_2003_gmc_sierra_1500_2026,
  author = {Wrench.Pro},
  title = {Wrench.Pro vehicle data: 2003 GMC Sierra 1500},
  year = {2026},
  howpublished = {\url{https://www.wrench.pro/data/vehicles/2003/gmc/sierra-1500}},
  note = {Derived from NHTSA public records. CC BY 4.0.}
}

hub · known-issues · methodology · license · research (interpretation) · connect (MCP)