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Reliability

Overall Reliability

The 2018 Silverado 2500HD is less reliable than other cars from the same model year.

Most Common Trouble Spots
Common Trouble Spot
Common Trouble Spot

Owner Reported Trouble Spots

The Reliability score is based on our latest subscriber survey of 2018 Chevrolet Silverado 2500HD owners. The owner comments describe problems respondents experienced with this vehicle.

Fuel System/Emissions

Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.

What Owners Say

Emission control devices (includes EGR)

"I'm currently working on the issue waiting on device from Banks Power to help prevent carbon from collecting on the sensor, hoping this is only issue."

Anonymous, AR (2018 Chevrolet Silverado 2500HD High Country 6.6-L V8 diesel)
Fuel pump

"1st---Changed fuel filter and mechanic found metal shaving in fuel filter. GM changed entire fuel system from pump thru injectors. Haven't had fuel filter change since then. 2nd---Radiator reservoir tank sensor for low fluid had gone bad for the 2nd time since I bought it used 2020 - 2025."

Anonymous, MO (2018 Chevrolet Silverado 2500HD LTZ 6.6-L V8 diesel)
Sensors (includes O2 or oxygen sensor)

"I just purchased truck last week, previous owner said the def pump was just replaced, there is engine code p026d, NOX sensor which found upper MAP located in EGR sensor caked in carbon. Reading online about issues and how they are resolving these common issues."

Anonymous, AR (2018 Chevrolet Silverado 2500HD High Country 6.6-L V8 diesel)

Suspension/Steering

Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.

What Owners Say

Bushings

"Total Off-road in Indianapolis was replacing my breaks. They told me my steering wheel had lots of place and that I needed to replace several bushings in my front end."

Anonymous, IN (2018 Chevrolet Silverado 2500HD LTZ 6.0-L V8)

Drive System

Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.

What Owners Say

Differential

"Aamco replaced the driver front differential and then rebuilt the entire rear end. All bearings were grinding."

Anonymous, IN (2018 Chevrolet Silverado 2500HD LTZ 6.0-L V8)

Exhaust

Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.

What Owners Say

Other/unsure

"Problem with all the sensors. Replaced almost all of them."

Anonymous, TX (2018 Chevrolet Silverado 2500HD High Country 6.6-L V8 diesel)

Engine Major

Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.

Climate System

AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.

Engine Electrical

Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.

Brakes

Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.

Engine Minor

Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.

Noises/Leaks

Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.

Transmission Minor

Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.

Paint/Trim

Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.

Transmission Major

Transmission rebuild or replacement, torque converter, premature clutch replacement.

Engine Cooling

Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.

In-car Electronics

Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.

Body Hardware

Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.

Electrical Accessories

Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.

2018 Pickup Trucks Reliability

This Car
vs. Similar Cars

Chevrolet vs. Other New Car Brands Reliability

Reliability History
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Overall Reliability Verdict
POTENTIAL TROUBLE SPOTS
Powertrain
Engine Major
Engine Minor
Engine Cooling
Engine Electrical
Transmission Major
Transmission Minor
Drive System
Fuel System/Emissions
Exhaust
Suspension/Steering
Brakes
Climate System
Build Quality
Electrical Accessories
Body Hardware
Paint/Trim
Noises/Leaks
In-car Electronics
Reliability indicates how models have performed in the past, providing the basis for predicting how the vehicles will hold up in the year ahead. These charts provide the most comprehensive reliability information available to consumers. Based on information received from our latest subscriber survey for about 380,000 vehicles, our reliability history charts give you a rundown on how 2000 through 2025 vehicles are holding up in 20 potential trouble spots, ranging from the engine, transmission, electric motor, EV charging, and brakes, to power equipment and the electrical accessories.
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