10.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
0 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2020 GMC Sierra 1500 exhaust system problems

exhaust system problem

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2020 GMC Sierra 1500 Owner Comments

problem #1

Dec 272023

Sierra 1500

  • miles

A D V E R T I S E M E N T S

See attached document for complaint

- Brenham, TX, USA

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