2018 Chevrolet Tahoe Electrical system Problems
- Complaints
- 13about this part
- Share
- 12%of 105 total for the year
- Median mileage
- 8,350miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 13 complaints about the electrical system of the 2018 Chevrolet Tahoe, 12% of the 105 complaints for this model year. Where a mileage was given, the median is 8,350 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I was unloading groceries from the back of the car. The tailgate sensor under the car sensed my feet and began to close. The tailgate continued to close on me, not stopping after coming into contact with me as I quickly ducked out of the way.”
NHTSA complaint #11205293, filed 2019-05, 6,500 miles“On or around october 16 2019 I was driving my 2018 chevy Tahoe when the radio stop playing. I pulled over in a hotel parking lot turn the vehicle off open the door and then started the vehicle back up. The radio did not work. I went to mcdonald's to have breakfast it was about 30 minuets before I got back in the truck started it up and the radio stated to play. I thought it was strange so I continue to drive 2 days later my check engine light came on so I took it back to the dealer to see what was wrong. …”
NHTSA complaint #11279178, filed 2019-11, 15,500 miles“On the evening of november 27th, my car with 10,200 miles had multiple issues making it undrivable. I attempted to pull my car out of a parking space. When I put the car in drive, I felt a hard thrust. The thrust was so hard that I felt like a car hit me. I attempted to put the car in reverse; however, it would not reverse when I stepped on the gas pedal. When I put the car in drive, it barely moved. As it moved, I felt the power steering lock, and I could not move the steering wheel. I turned the car off and on three times and encountered the same issues. …”
NHTSA complaint #11156911, filed 2018-12, 10,200 miles“Back up camera has zero visibility while backing up during night in dark area with rain condition. The rear back up lights do no illuminate enough light to guide the vehicle. The camera image is too grainy, distorted and pixelated.”
NHTSA complaint #11142877, filed 2018-10, 25 miles“Purchased brand new Chevy 2018 Tahoe in April 2019. Overall good car never had any issues until 02/08/23 as I was driving a got a service alert Trailer Brake System , It was so random since we have not hauled anything for that to even become a problem. The next day 2/09/23 the car was not drivable it wouldn't turn on it kept giving me the same alert Trailer Brake System . …”
NHTSA complaint #11506512, filed 2023-02Related service bulletins
- 11017595Apr 3, 2025This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
- 11017244Mar 31, 2025The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other…
- 11017207Mar 21, 2025This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 11017031Mar 12, 2025This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
- 11014230Jan 31, 2025This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
- 11013149Jan 17, 2025This service bulletin provides information to the customer about the rear camera guidelines not being present at times due to the VBM taking over the rear camera option.
- 11013069Jan 9, 2025This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
- 11012929Jan 7, 2025This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- 11011805Dec 6, 2024This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
- 11009170Oct 25, 2024This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 9 | 17% |
| 2024 | 15 | 22% |
| 2023 | 40 | 17% |
| 2022 | 38 | 19% |
| 2021 | 58 | 13% |
| 2020 | 12 | 21% |
| 2019 | 16 | 15% |
| 2018 | 13 | 12% |
| 2017 | 20 | 11% |
| 2016 | 31 | 12% |
| 2015 | 135 | 20% |
| 2014 | 15 | 17% |
| 2013 | 17 | 7% |
| 2012 | 13 | 7% |
| 2011 | 17 | 4% |
| 2010 | 16 | 5% |
| 2009 | 33 | 12% |
| 2008 | 87 | 16% |
| 2007 | 142 | 12% |
| 2006 | 24 | 21% |
| 2005 | 126 | 43% |
| 2004 | 214 | 46% |
| 2003 | 193 | 38% |
| 2002 | 30 | 7% |
| 2001 | 20 | 4% |
| 2000 | 11 | 4% |
| 1999 | 47 | 9% |
| 1998 | 20 | 8% |
| 1997 | 21 | 5% |
| 1996 | 34 | 12% |
| 1995 | 35 | 14% |
| 1994 | 2 | 11% |
Other parts of the 2018 Chevrolet Tahoe
28 complaintsEngine
20 complaintsTransmission and drivetrain
20 complaintsBrakes
19 complaintsSteering
11 complaintsFuel system
8 complaintsForward collision avoidance
4 complaintsEngine cooling
3 complaintsBody and structure
3 complaintsVehicle speed control
3 complaintsAir bags
2 complaintsExterior lighting
2 complaints
← All problems reported for the 2018 Chevrolet Tahoe
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology