10.0

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

About These NHTSA Complaints:

The NHTSA is the US gov't agency tasked with vehicle safety. Complaints can be spread across multiple & redundant categories, & are not organized by problem. See the Back button — blue bar at the very top of the page — to explore more.

Get notified about new defects, investigations, recalls & lawsuits for the 1999 GMC Sonoma:

Unsubscribe any time. We don't sell/share your email.

problem #2

Feb 012000

(reported on)

Sonoma

  • miles
Headlights cut off when the signal lights are applied, then come back on. Also when driver parks the vehicle the headlights are out. Dealer can't find solution.

- Coldwater, MS, USA

Add Complaint
problem #1

Jun 021999

Sonoma

  • Automatic transmission
  • miles
Whenever turn signal is activated, day time running lights go out. After turn signal goes off, daytime running lights come back on. Dealer/ manufacturer are aware of the problem. Problem has not been corrected.

- El Paso, TX, USA

Add Complaint