Forward collision avoidancePart report
2020 GMC Sierra 3500 Forward collision avoidance Problems
- Complaints
- 1about this part
- Share
- 2%of 51 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the forward collision avoidance of the 2020 GMC Sierra 3500, 2% of the 51 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related service bulletins
- 11023051May 8, 2025This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer…
Forward collision avoidance: other model years
Other parts of the 2020 GMC Sierra 3500
Transmission and drivetrain
19 complaintsElectrical system
9 complaintsBrakes
7 complaintsEngine
6 complaintsFuel system
6 complaintsOther or unknown
6 complaintsBody and structure
5 complaintsTires
4 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsAir bags
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaints
19 complaintsElectrical system
9 complaintsBrakes
7 complaintsEngine
6 complaintsFuel system
6 complaintsOther or unknown
6 complaintsBody and structure
5 complaintsTires
4 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsAir bags
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaints
← All problems reported for the 2020 GMC Sierra 3500
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