2021 GMC Yukon
Common Problems
Ranked from 103 federal NHTSA complaints and 6 recalls. Every problem links to the complaint IDs behind it.
31 Common Problems
Ordered by how often owners reported each one to NHTSA. The bar shows how common a problem is relative to the most-reported on this vehicle. Expand any problem to see the federal complaint IDs.
- 1
Engine Misfire and Power Loss
17complaintsHigh severityEngineThe engine misfires and loses power, causing the vehicle to stall or become unresponsive to the gas pedal.
$200–$900est. ignition service (coils/plugs) · 1–4 hrs laborGet local quotesRelated recall: 25V274000
- 2
Engine Overheating and Shutdown
10complaintsHigh severityEngineThe engine overheats and performs an emergency shutdown, leading to the vehicle becoming unresponsive and potentially dangerous to drive.
$150–$1,200est. cooling-system diagnosis + repair · 1–6 hrs laborGet local quotesRelated recall: 25V274000
- 3
Engine Stall During Operation
8complaintsHigh severityEngineThe engine unexpectedly stalls during operation, often at high speeds, leaving the vehicle inoperable.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotesRelated recall: 25V274000
- 4
Engine Failure Due to Bearing Issues
6complaintsHigh severityEngineEngine failures occur due to bearing issues, often resulting in complete engine shutdown during operation.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotesRelated recall: 25V274000
- 5
Engine Knocking and Uncontrollable Shaking
6complaintsHigh severityEngineThe engine produces a knocking sound and uncontrollable shaking, indicating potential severe internal engine failure.
Related recall: 25V274000
- 6
Engine Lifter and Camshaft Failure
6complaintsHigh severityEngineThe engine experiences lifter and camshaft failure, resulting in engine damage and potential loss of power.
Related recall: 25V274000
- 7
Engine Stall at Idle Due to Stop-Start System Failure
6complaintsMedium severityEngineThe engine stalls at idle, especially when the stop-start system is engaged.
$150–$900est. stop-start system diagnosis · 1–4 hrs laborGet local quotesRelated recall: 25V274000
- 8
Fuel System Failure Causing Stalls
6complaintsMedium severityFuel systemThe fuel system fails, causing the engine to stall and the vehicle to lose power, often requiring multiple attempts to restart.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotesRelated recalls: 21V064000, 21V739000
- 9
Forward Collision Avoidance System Malfunctions
5complaintsSafety riskOtherThe forward collision avoidance system malfunctions, engaging automatically without warning, posing a safety risk.
- 10
Engine Oil Consumption Issues
4complaintsMedium severityEngineThe engine consumes excessive oil, leading to low oil levels and potential engine failure.
$400–$4,500est. oil-consumption repair (rings/pcv) · 3–14 hrs laborGet local quotesRelated recall: 25V274000
- 11
Abnormal Engine Noise and Check Engine Light
2complaintsMedium severityEngineThe engine produces abnormal noises such as knocking, banging, and a check engine light illuminates.
$100–$250est. professional diagnosis · 1–2 hrs laborGet local quotesRelated recall: 25V274000
- 12
Air Bag Deployment Failure
2complaintsHigh severityElectricalThe air bag deployment system fails to deploy correctly, leaving passengers unprotected in the event of a collision.
- 13
Brake System Failure During Emergency Braking
2complaintsHigh severityBrakesThe brake system fails during emergency braking, causing the vehicle to lose control and requiring immediate action to stop.
$150–$1,000est. brake system diagnosis + repair · 1–4 hrs laborGet local quotesRelated recall: 21V579000
- 14
Electrical System Failure Causing Dashboard Warning Lights
2complaintsMedium severityElectricalThe electrical system fails, causing multiple warning lights to illuminate on the dashboard, indicating potential underlying issues.
$100–$250est. professional diagnosis · 1–2 hrs laborGet local quotes - 15
Engine Check Engine Light and Warning Lights Flashing
2complaintsMedium severityEngineThe check engine light and other warning lights can suddenly flash, indicating potential engine failure.
$100–$250est. professional diagnosis · 1–2 hrs laborGet local quotesRelated recall: 25V274000
- 16
Engine Clacking Noise Due to Defective Bearings
2complaintsMedium severityEngineThe engine produces a clacking noise due to defective bearings, potentially leading to engine failure.
Related recall: 25V274000
- 17
Engine Defect Leading to Catastrophic Failure
2complaintsSafety riskEngineThe engine has a defect that can lead to catastrophic failure, increasing the risk of a crash.
Related recall: 25V274000
- 18
Engine Defects Not Covered by Current Recalls
2complaintsMedium severityEngineDefects in the engine, such as connecting rod or crankshaft failures, are not covered by the current recalls, leading to engine issues.
Related recall: 25V274000
- 19
Engine Failure Due to Internal Components
2complaintsHigh severityEngineThe engine fails due to internal component failures such as lifters and camshafts.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotesRelated recall: 25V274000
- 20
Engine Knocking and Low Oil Pressure
2complaintsMedium severityEngineThe engine produces a knocking sound and experiences low oil pressure, indicating potential internal damage.
Related recall: 25V274000
- 21
Engine Lifter Failures
2complaintsHigh severityEngineEngine lifters can fail, leading to engine damage and requiring full engine replacement.
Related recall: 25V274000
- 22
Engine Limp Mode Activation
2complaintsMedium severityEngineThe engine enters limp mode, reducing performance and requiring immediate attention.
Related recall: 25V274000
- 23
Engine Loss of Power and Sudden Shutdown
2complaintsSafety riskEngineThe engine can suddenly lose power and shut down, posing a safety risk to the driver and passengers.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotesRelated recall: 25V274000
- 24
Engine Performance Issues Including Hesitation and Reduced Acceleration
2complaintsMedium severityEngineThe engine experiences hesitation and reduced acceleration, often accompanied by a check engine light.
Related recall: 25V274000
- 25
Engine Seizure During Driving
2complaintsHigh severityEngineThe engine seizes during driving, leading to a complete loss of power and inability to restart the vehicle.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotesRelated recall: 25V274000
- 26
Engine Seizure During Operation
2complaintsHigh severityEngineThe engine seizes during operation, leaving the vehicle stranded.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotesRelated recall: 25V274000
- 27
Forward Collision Avoidance System Failure
2complaintsSafety riskElectricalThe forward collision avoidance system can suddenly fail, reducing safety during critical driving situations.
- 28
Fuel System Issues Leading to Stalling
2complaintsMedium severityFuel systemThe fuel system issues lead to stalling, especially at higher speeds, requiring frequent restarts and posing a driving hazard.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotesRelated recalls: 21V064000, 21V739000
- 29
Steering Lock-up During Acceleration
2complaintsHigh severitySteeringThe steering locks up during acceleration, causing the vehicle to become uncontrollable and potentially leading to a crash.
$200–$1,500est. power-steering / eps repair · 1–6 hrs laborGet local quotesRelated recall: 21V455000
- 30
Transmission Issues Resulting in Slipping and Unreliability
2complaintsMedium severityTransmissionTransmission issues result in slipping and unreliable performance, affecting the overall drivability and safety of the vehicle.
$200–$2,500est. drivetrain diagnosis + repair · 1–8 hrs laborGet local quotesRelated recall: 24V797000
- 31
Transmission Valve Body Failure
2complaintsMedium severityTransmissionThe transmission valve body fails, leading to transmission malfunctions.
$200–$2,500est. drivetrain diagnosis + repair · 1–8 hrs laborGet local quotesRelated recall: 24V797000
Other years & sources
Data source: U.S. National Highway Traffic Safety Administration (NHTSA) owner complaints and recalls. Problems are clustered and ranked from the complaint record; occurrence counts reflect corroborating complaints, not total incidence. Vehicle image is illustrative. Repair-cost figures are typical U.S. independent-shop ranges (parts + labor) for the class of repair shown — actual quotes vary by region, engine, and diagnosis; always confirm with a local shop.