Close

1990 GMC Suburban 2500 Questions

Get answers to questions about your 1990 GMC Suburban 2500 at RepairPal. Find solutions, diagnose problems and get back on the road.

Refine by vehicle
×
Choose your vehicle
2
questions

My 1990 GMC suburban just quit while driving it. It lost electrical power and the only thing that works is the head lights. Is there a fuse or fuse link some where that has blown.

Rough idle under no load, and roughacceleration.