2004 Chevrolet Trailblazer Repair Question
Trailblazer 4.2 cyl 1 misfire Help pls
First you need to solve #1 misfire check compression and fuel injector at #1 the. If problem is neither of those post all stored.codes here. Iac ( idle air control).coyld be ng.
18,145 answers provided
Comp good and checked injector wiped all codes out and drove a few miles till ck eng light was flashing only code was p301 misfire on cyl 1 no other codes and still running rough
1 question asked