2018 Chevrolet Silverado 2500HD recalls, problems & safety ratings
NHTSA lists 5 recalls for the 2018 Chevrolet Silverado 2500HD and 53 owner complaints. The most-reported problem areas are electrical system (13), engine (12), fuel/propulsion system (9). It earned a 4-star overall NHTSA safety rating.
The 2018 ranks #3 of 14 Silverado 2500HD model years for fewest complaints (2012–2025), with fewer complaints than the average year (115). It has 5 recalls vs. an average of 4.4 per model year.
Recalls 5
Every recall NHTSA lists for the 2018 Chevrolet Silverado 2500HD. Not every recall applies to every vehicle, so check your VIN. Recall repairs are free at a franchised dealer.
Air bags · side/window · curtain · inflator
Problem: General Motors, LLC (GM) is recalling certain 2018 Chevrolet Silverado 1500, GMC Sierra 1500, 2018-2019 Chevrolet Silverado 2500, 3500, and GMC Sierra 2500, 3500 Crew Cab trucks. The left or right-side roof-rail air bag (RRAB) inflator end cap may detach from the inflator or the inflator sidewall may rupture.
Risk: A separated inflator end cap or inflator rupture can allow compressed gas to escape, resulting in the end cap or other components being propelled into the vehicle, increasing the risk of injury or crash.
Fix: Dealers will replace the left and right side RRAB modules, free of charge. Owner notification letters were mailed November 8, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020, and GMC Customer Service at 888-988-7267. GM's number for this recall is N242474500.
Fuel system, diesel · storage · tank assembly
Problem: General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500, and GMC Sierra 2500, 3500 vehicles equipped with a dual fuel tank option. The rear fuel tank may collapse and prevent the fuel pump from transferring fuel to the front tank, resulting in an engine stall.
Risk: An engine stall increases the risk of a crash.
Fix: Dealers will inspect the fuel tank and fuel pump module, replacing them as necessary. Dealers will also add a vent hose to the rear tank assembly. Repairs will be performed free of charge. An interim owner notification letter informing owners of the safety risk was mailed on March 15, 2023. Owner notification letters were mailed June 21, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N222368030.
Equipment · electrical · engine block heater
Problem: General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
Risk: An electrical short-circuit can increase the risk of a fire.
Fix: Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.
Engine
Problem: General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 4500, 5500 and 6500 vehicles and 2017-2019 Chevrolet Silverado 2500 and 3500 vehicles and GMC Sierra 2500 and 3500 vehicles equipped with Duramax 6.6 liter diesel engines and an optional engine-block heater. The engine block heater cord or the terminals that connect the heater cord to the block heater may short circuit and fail.
Risk: A short-circuit may damage the engine components and increase the risk of fire.
Fix: GM will contact owners, dealers will replace the engine block heater, free of charge. Additionally, in Chevrolet Silverado 2500 and 3500 vehicles, dealers will install a new rerouted heater cord. The recall began December 11, 2019. Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N182206310.
Seat belts · front · retractor
Problem: General Motors (GM) is recalling certain 2017-2018 Chevrolet Silverado 2500 and 3500 and GMC Sierra 2500 and 3500 trucks. The front seat belt retractor assemblies were built with the incorrect torsion bar. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 209, "Seat Belt Assemblies."
Risk: The seat belt retractors may not perform as intended during a crash, increasing the risk of injury.
Fix: GM will notify owners, and dealers will replace both front seat belt retractor assemblies, free of charge. The recall began March 24, 2021. Owners may contact GMC customer service at 1-888-988-7267 or Chevrolet customer service at 1-800-222-1020. GM's numbers for this recall are 17368, 17375, and 17376.
Common problems
From complaints owners filed with NHTSA. Complaints aren't verified, but patterns across hundreds of owners point to known weak spots.
Most-reported problem areas
By the numbers
Recent owner reports
Description of Safety Defect: I purchased this 2018 Chevrolet Silverado 2500HD from Carvana. Within 14 days of vehicle delivery, an authorized, in-network warranty repair facility (Monro) diagnosed a critical safety defect in the steering linkage, identifying failed outer tie rod ends and a failed pitman arm. Carvana’s warranty administrator, SilverRock (Claim C102648992), ackn…
Vehicle displays airbag deployment codes, airbag sound was heard, airbag agent smell is present yet no airbags were deployed in the vehicle. Yes it is available for inspection on request, it will be inspected by insurance adjusters in the next week.
2018 Chevy Silverado 2500Diesel Duramax (63,000 miles & Garage kept) While pulling 37' camper on flat terrain, Push Rod bent and broke in half - violently shaking and missing; Engine was ruined. Engine light did not appear until after it started shaking. Luckily this happened before crossing over steep mountain where we would not have been able to get off road or control v…
Safety ratings
2018 Chevrolet Silverado 2500 PU/EC RWD
2018 Chevrolet Silverado 2500 PU/EC 4WD
2018 Chevrolet Silverado 2500 PU/CC 4WD
Fuel economy
The EPA doesn't publish fuel economy ratings for heavy-duty pickups like the Chevrolet Silverado 2500HD.
Other model years
Questions
How many recalls does the 2018 Chevrolet Silverado 2500HD have?
NHTSA lists 5 recalls for the 2018 Chevrolet Silverado 2500HD, most recently for air bags · side/window · curtain · inflator (10/10/2024). Recall repairs are free at a franchised dealer. Enter your VIN to check whether a recall applies to your vehicle.
What are the most common problems with the 2018 Chevrolet Silverado 2500HD?
Based on 53 owner complaints filed with NHTSA, the most-reported areas are electrical system (13), engine (12), fuel/propulsion system (9).
Is the 2018 Chevrolet Silverado 2500HD safe?
The 2018 Chevrolet Silverado 2500HD earned a 4-star overall rating in NHTSA's 5-star safety ratings.
Is the 2018 a good year for the Chevrolet Silverado 2500HD?
The 2018 ranks #3 of 14 Silverado 2500HD model years for fewest complaints (2012–2025), with fewer complaints than the average year (115). It has 5 recalls vs. an average of 4.4 per model year.
Own a 2018 Chevrolet Silverado 2500HD in South Carolina?
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Related vehicles
Sources: NHTSA recalls, complaints and 5-Star Safety Ratings APIs; EPA fueleconomy.gov. Data retrieved October 21, 2026. NHTSA model names used: SILVERADO 2500, Silverado 2500HD.