WARRANTY COVERAGE

When you purchase or lease a new GMC, your vehicle is backed by GMC Pro Grade Protection. This protection program does not require special enrollment—anyone who purchases or leases a new vehicle will be automatically enrolled and covered. 

3-YEAR/36,000-MILE^† BUMPER-TO-BUMPER LIMITED WARRANTY
5-YEAR/60,000-MILE^† POWERTRAIN LIMITED WARRANTY
5-YEAR/100,000-MILE^† POWERTRAIN LIMITED WARRANTY

• 1500 Series Light-Duty (LD) pickups equipped with a 3.0L Duramax Turbo-Diesel Engine
  
• 2500 and 3500 Series Heavy Duty (HD) pickups equipped with a 6.6L Duramax^® Turbo-Diesel Engine
• Full-size SUVs equipped with a 3.0L Duramax^® Turbo-Diesel I-6 Engine
  

5-YEAR/60,000-MILE^† ROADSIDE ASSISTANCE^†
5-YEAR/60,000-MILE^† COURTESY TRANSPORTATION
GMC 3-YEAR/36,000-MILE^† CORROSION PROTECTION
GMC 6-YEAR/100,000 MILE^† RUST-THROUGH PROTECTION
FIRST MAINTENANCE VISIT^†

GMC backs your new vehicle with its no-deductible Bumper-to-Bumper Limited Warranty. The entire vehicle is warranted for repairs, including parts and labor, to correct any defect in materials or workmanship, for 3 years or 36,000 miles, whichever comes first (except normal maintenance). Needed repairs will be performed using new, remanufactured, or refurbished parts. The warranty covers towing to the nearest GMC dealership, and there is no deductible for warranty repairs during the warranty period. The warranty transfers automatically with vehicle ownership during the warranty period.

The optional Extended Limited Warranty may be selected for new GMC vehicles only at the time of vehicle purchase.  When you choose the Extended Limited Warranty, your coverage is 5 years/60,000 miles, whichever comes first. GMC Extended Limited Warranty has no deductible and the entire vehicle is warranted for repairs, including parts and labor, to correct defects in materials or workmanship, excluding routine maintenance. Needed repairs will be performed using new, remanufactured, or refurbished parts. The warranty transfers automatically with vehicle ownership during the warranty period. Extended Limited Warranty is only available at the time of new vehicle purchase. See dealer for pricing.

POWERTRAIN COVERAGE

All 2021 GMC vehicles come with a fully transferable, no-deductible, 5-year/60,000-mile^† Powertrain Limited Warranty. 1500 Series Light-Duty (LD) pickups equipped with a 3.0L Duramax Turbo-Diesel, 2500 and 3500 Series Heavy Duty (HD) pickups equipped with a 6.6L Duramax^® Turbo-Diesel Engine, and full-size SUVs equipped with a 3.0L Duramax^® Turbo-Diesel I-6 Engine are covered for 5-years/100,000 miles^†. See dealer for details.

The Powertrain Warranty covers repairs due to defects in materials and/or workmanship for components listed below:

ENGINE
All internally lubricated parts, engine oil, cooling hoses and lines. Also included are all actuators and electrical components internal to the engine, cylinder head, block, timing gears, timing chain, timing cover, oil pump/oil pump housing, OHC carriers, valve covers, oil pan, seals, gaskets, turbocharger, supercharger and all internal lubricated parts as well as manifolds, flywheel, water pump, harmonic balancer and engine mount. Timing belts are covered until the first scheduled maintenance interval. Exclusions: Excluded from the powertrain coverage are sensors, wiring, connectors, engine radiator, coolant hoses, coolant, and heater core. Coverage on the engine cooling system begins at the inlet to the water pump and ends with the thermostat housing and/or outlet that attaches to the return hose. Also excluded is the starter motor, entire pressurized fuel system (in-tank fuel pump, pressure lines, fuel rail(s), regulator, injectors, and return line) as well as the Engine/Powertrain Control Module and/or module programming.

TRANSMISSION/TRANSAXLE
All internally lubricated parts, case, torque converter, mounts, seals, and gaskets as well as any electrical components internal to the transmission/transaxle. Also covered are the actuators directly connected to the transmission (slave cylinder, etc.). Exclusions: Excluded from the powertrain coverage are transmission cooling lines, hoses, radiator, sensors, wiring, and electrical connectors. Also excluded are the clutch and pressure plate as well as any Transmission Control Module and/or Module programming.

TRANSFER CASE
All internally lubricated parts, case, mounts, seals, and gaskets as well as any electrical components internal to the transfer case. Also covered are any actuators directly connected to the transfer case as well as the encoder motor. Exclusions: Excluded from the powertrain coverage are transfer case cooling lines, hoses, radiator, sensors, wiring, and electrical connectors as well as the transfer case control module and/or module programming.

DRIVE SYSTEMS
All internally lubricated parts, final-drive housings, axle shafts and bearings, constant velocity joints, propeller shafts and universal joints. All mounts, supports, seals and gaskets as well as any electrical components internal to the drive axle. Also covered are any actuators directly connected to the drive axle (i.e., front differential actuator, etc.). Exclusions: Excluded from the powertrain coverage are all wheel bearings, drive wheel front and rear hub bearings, locking hubs, drive system cooling, lines, hoses, radiator, sensors, wiring and electrical connectors related to drive systems as well as any drive system control module and/or module programming.

COURTESY TRANSPORTATION PROGRAM
During the warranty coverage period, GMC provides alternate transportation and/or reimbursement of certain transportation expenses under the Courtesy Transportation Program if your vehicle requires warranty repairs. Several transportation options are available. Refer to your Owner’s Manual or consult your GMC dealer for more details.

ROADSIDE ASSISTANCE^†
GMC is proud to offer the response, security, and convenience of the 24-hour Roadside Assistance Program for a period of 5 years/60,000 miles, whichever comes first. Refer to your Owner’s Manual for details, or consult your dealer/retailer. The Roadside Assistance contact information is listed in the Customer Assistance Offices section of the Warranty and Owner Assistance Information booklet.

WHAT IS NOT COVERED
All the above items are not covered for damage due to accident, misuse, alteration, insufficient or improper maintenance, contaminated or poor quality fuel, damage or corrosion due to chemical treatments or Aftermarket Products, impact, use or environment. For complete details, refer to your Warranty and Owner Assistance Information booklet. Other coverages are not extended or altered due to this supplement.  

GMC vehicles are designed and built to resist corrosion. All body and sheet metal components are warranted against corrosion for 3 years or 36,000 miles, whichever comes first. Application of additional rust-inhibiting materials is not required under the corrosion coverage and none is recommended. See your GMC dealer for terms of this limited warranty. 

Any body sheet metal panel that rusts through, an actual hole in the sheet metal, is covered for up to 6 years or 100,000 miles^†.

A maintenance program developed precisely for your GMC — that’s GMC Pro Grade Protection, which comes standard on all new 2017-2021 GMC vehicles. A GMC Certified Service expert can help you take advantage of all the benefits Pro Grade Protection has to offer, such as your first maintenance visit^† during the first year for 2019-2021 vehicles and first two maintenance visits^† for 2017-2018 vehicles (includes: oil change, Multi-Point Vehicle Inspection, and four-tire rotation), all included with the purchase of your vehicle.

Installations or alterations to the original equipment vehicle (or chassis) as distributed by General Motors are not covered by the General Motors New Vehicle Limited Warranty. The special body company, assembler, equipment installer, or upfitter is solely responsible for warranties on the body or equipment and any alterations (or any effect of the alterations) to any of the parts, components, systems, or assemblies included with the vehicle at the time of delivery.

General Motors is not responsible for the safety or quality of design features, materials, or workmanship of any alterations by such suppliers. 

Your GMC was built to exacting standards, and you can keep it that way with GMC Protection products. From GMC Tire and Wheel Protection, to GAP coverage and more, it’s the only coverage with the same name as your GMC. Click here for more information on GMC Protection products.