Transmission Minor
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
The 2017 Sierra 2500HD is less reliable than other cars from the same model year.
The Reliability score is based on our latest subscriber survey of 2017 GMC Sierra 2500HD owners. The owner comments describe problems respondents experienced with this vehicle.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
""Major trans failure while driving. Started slipping then failed completely. Trans shop said was due to internal fluid pump to small of design for Trans, and this failure is common around 100000 to 125000 miles.""
Anonymous, MI (2017 GMC Sierra 2500HD SLE 6.0-L V8)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.
"I had to have the driver's seat - bottom half - replaced as the seat cushion/ support broke down"
Anonymous, MO (2017 GMC Sierra 2500HD SLT 6.0-L V8)Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"DEF sensor and tank. the sensor went bad but it is molded into the tank so you have to replace the tank also, bad design."
Anonymous A., FL (2017 GMC Sierra 2500HD SLT 6.6-L V8 diesel)Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
"Sticking caliper bolts causing difficulty steering and requiring being towed"
Anonymous, SC (2017 GMC Sierra 2500HD SLE 6.0-L V8)Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
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.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
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.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
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.
"Hard shifting when accelerating, especially when pulling a trailer."
Anonymous A., TX (2017 GMC Sierra 2500HD Denali 6.6-L V8 diesel)