2020 GMC Sierra 1500 Lane departure Problems
- Complaints
- 5about this part
- Share
- 1%of 484 total for the year
- Median mileage
- 25,400miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 5 complaints about the lane departure of the 2020 GMC Sierra 1500, 1% of the 484 complaints for this model year. Where a mileage was given, the median is 25,400 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.
“Within 3 months (<4000 miles) from purchase vehicle began sputtering with hesitation, and ticking noise from engine while in motion followed by multiple alerts posting on driver display. Vehicle displays loss of power, and struggles to keep up with traffic. Check engine light flashing followed by constantly staying on, service ESC system activated, service parking brake, and steering assist reduced drive with caution lights all activated during this episode. Dealer worked on vehicle engine ( and completed on or around 1/08/2021), and replaced lifters, and oil control valve. …”
NHTSA complaint #11388120, filed 2021-01, 3,800 miles“I have had no issues with my vehicle since I purchased it in July 2022 and keep up with the routine maintenance on it. About 2.5 weeks ago I was driving to work like I normally do and the truck started making a knocking noise and all these sensors lights came on the dash. The alerts were saying to service the parking brake, service ESC, and that steering assist is reduced and to drive with care. The vehicle also started shaking and would not accelerate properly or shift gears. …”
NHTSA complaint #11640437, filed 2025-02“The contact owns a 2020 GMC Sierra. The contact stated that while driving at speeds over 38 MPH, and the Lane Departure Warning System was activated the seat indicator did not vibrate or sound an alert as intended. The vehicle was taken to the dealer where the software was reset but the failure persisted. The manufacturer was not notified of the failure. The failure mileage was 47,000.”
NHTSA complaint #11634689, filed 2025-01, 47,000 milesLane departure: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 2 | 1% |
| 2025 | 4 | 3% |
| 2024 | 3 | 1% |
| 2023 | 6 | 1% |
| 2022 | 13 | 2% |
| 2021 | 8 | 1% |
| 2020 | 5 | 1% |
| 2019 | 5 | 1% |
| 2018 | 1 | 0% |
| 2017 | 2 | 1% |
| 2016 | 1 | 0% |
| 2013 | 1 | 1% |
Other parts of the 2020 GMC Sierra 1500
245 complaintsTransmission and drivetrain
99 complaintsElectrical system
81 complaintsBrakes
55 complaintsOther or unknown
46 complaintsSteering
38 complaintsFuel system
27 complaintsEngine cooling
21 complaintsSuspension
18 complaintsVisibility (wipers, defrost, mirrors)
15 complaintsForward collision avoidance
14 complaintsBody and structure
13 complaints
← All problems reported for the 2020 GMC Sierra 1500
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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