Donate your GMC SIERRA 1500!

Is it time to move on? Support NPR & the programs you love. Donate your old car in minutes through the CarTalk Vehicle Donation Program.

1991 GMC Sierra 1500

Engine Problems

1991 GMC Sierra 1500 Engine Problems

Find something helpful? Spread the word.

Click on a problem below to read more.

Loading ...

one sec.

Stay Up to Date

Get notified about new defects, investigations, recalls & lawsuits for the 1991 GMC Sierra 1500:

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

Compare GMC Sierra 1500 Model Years

Curious how the 1991 Sierra 1500 compares to other years?
Check out our GMC Sierra 1500 overview to see the most problematic years, worst problems and most recently reported complaints with the Sierra 1500.

GMC Sierra 1500 Overview

Add Your Complaint

Bump the Sierra 1500 problem graphs up another notch. Get answers and make your voice heard!

Become a Fan & Spread the Word