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.

2014 GMC Sierra 3500 lights problems

lights problem

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2014 GMC Sierra 3500 Owner Comments

problem #1

Aug 312022

Sierra 3500

  • miles

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

Transmission control module failed. Reduced power to vehicle to first gear. Blinkers, speedometer door locks, and other Safety and driving devices did not work. Check engine turned on. Device is held at some gmc dealerships nationally however they will not sell the part to have the truck repaired.

- Leominster, MA, USA

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