2018 Chevrolet Tahoe: Reliability Data
Source: NHTSA — 123 complaints
123
Total Complaints
41,500mi
Median Mileage
Unknown Or Other
Top Issue
5
Crash Reports
When Do Complaints Happen?
Distribution of NHTSA complaints by vehicle mileage at time of report.
10,200
25th Percentile
41,500
Median Mileage
72,000
75th Percentile
What Fails?
Most reported component issues from NHTSA complaints.
Unknown Or Other
20
Engine
17
Service Brakes
16
Power Train
16
Electrical System
12
Steering
11
Fuel/Propulsion System
7
Service Brakes, Hydraulic
3
Exterior Lighting
2
Suspension
2
Severity Assessment
5
Crashes
0
Fires
3
Injuries
1
Deaths
Sample Complaint Reports
"I PURCHASED A 2018 TAHOE 20 DAYS AGO AND AT 45 MPH AND 65-75 MPH I FEEL PRESSURE IN MY EARS WHICH THEN MAKES ME FEEL NAUSEOUS WHICH LEADS TO SEVERE HEADACHES. THIS BUFFERING OCCURS EVERY TIME I DRIVE IT. I HAVE TRIED DRIVING WITH THE WINDOWS DOWN / UP, RADIO ON / OFF. NOTHING CHANGES TO LESSEN THE ..."
"COLLISION ALERT SYSTEM DOES NOT FUNCTION WITH ENOUGH WARNING DISTANCE ON THE SEAT VIBRATION AND RED FLASH PROJECTION ON THE WINDSHIELD. THE DRIVER ESSENTIALLY MUST NEAR COLLIDE WITH AN OBJECT OR VEHICLE FOR THIS FEATURE TO WORK. THE YELLOW CAUTION INDICATOR IN THE DASH DISPLAY WILL LIGHT-UP BUT..."
"I OWN A 2018 CHEVROLET TAHOE PREMIERE WITH THE RST 6.2L PERFORMANCE PACKAGE. THIS VEHICLE HAS THE OPTIONAL PERFORMANCE FRONT BRAKE UPGRADE SYSTEM. I RECEIVED THE FOLLOWING RECALL: GM PROGRAM # N182155600, CUSTOMER SATISFACTION PROGRAM #18119 - SPARE TIRE DOES NOT FIT OVER PERFORMANCE FRONT BRA..."
Source: NHTSA ODI Complaints Database. Names and identifying details omitted.
When Were Complaints Filed?
Number of complaints by the year the issue occurred.
When Does Each Component Fail?
Median mileage at complaint for top components.
Unknown Or Other
20 complaints
25th: 200 mi
Median: 900 mi
75th: 22,000 mi
Engine
17 complaints
Median: 41,500 mi
Service Brakes
16 complaints
25th: 38,500 mi
Median: 40,750 mi
75th: 47,875 mi
Power Train
16 complaints
Median: 54,000 mi
Electrical System
12 complaints
25th: 4,881 mi
Median: 8,350 mi
75th: 11,525 mi
Where Are Complaints Coming From?
Top states by complaint count.
TX: 15
PA: 10
FL: 10
CA: 7
AZ: 6
MI: 6
NC: 5
WA: 5
WV: 5
MD: 5
Who Files Complaints?
1.6%
Original Owners
98.4%
Second+ Owners
Chevrolet Tahoe — Other Years
See how this model compares across different model years.
Active Recalls (3)
Federal safety recalls issued for this vehicle.
Vacuum
Campaign 20V603000 | 01/10/2020
A decrease in brake assist can increase the brake pedal effort and distance required to stop the vehicle, increasing the risk of a crash.
GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at 1-800-458-8006 or Chevrolet customer service at 1-800-630-2438. GM's nu
Vacuum
Campaign 19V645000 | 06/09/2019
As the vacuum level drops, the brake assist decreases, increasing braking effort, extending the distance required to stop the vehicle, thereby increasing the risk of a crash.
GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began October 8, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's num
Wheel Speed Sensor/Tone Ring
Campaign 19V761000 | 24/10/2019
Unintended activation of the driveline-protection system will cause unintended braking on the wheel on the opposite side of the failed sensor, causing the vehicle to pull to one side unexpectedly, increasing the risk of a crash.
GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began December 11, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438 or GMC customer service at 1-800-462-8782. GM's number for this recall is N192261050.
General Vehicle Maintenance
Based on the most common issues reported for this vehicle.
- Follow the manufacturer's maintenance schedule in your owner's manual
- Don't ignore warning lights — early diagnosis prevents expensive repairs
- Keep records of all maintenance and repairs
- Use OEM or equivalent-quality parts for repairs
- Address unusual noises, vibrations, or smells promptly
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Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.
Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.
Data through: 2026-03-28