1999 Chevrolet Blazer electrical system problems

40 owner complaints filed with NHTSA name the electrical system on the 1999 Chevrolet Blazer — 9% of all complaints for this model year.

Electrical System complaints

share of all complaints

89,000 mi

median reported incident mileage

1 / 5

crash / fire reports

What owners report

“The brake light and turn signal don't work on until you move the turn signal switch down for the left side to work then it works for a brief moment.”
filed Oct 23, 2019
“The abs systemm is not working and the is a short in the front end,..causing the battery to die. Amazingly after the battery was removed from the vehicle the lights on the bumper that are supposed to light up the liceness plate was still on. Long with other lights under the hood. How is this…”
filed Jan 22, 2018
“Bought a blazer from lee xars in fort myers. Was making a loud noise so I took it to a auto repair close to my house because I was afraid to drive it all the way back to town. When I bought it they out a relay switch so the ac would blow cold. Heres whatmy mechanic found what was wrong.a/c compressor clutch was…”
filed May 3, 2017

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723D · Service Bulletin/Repair Instructions · issued Jan 31, 2020