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kelley87's Garage

2004 Chevrolet Colorado 1SE LS Z71 Crew Cab 126.0 WB 4WD

Questions & Answers

Mechanic Q: Think the cat on my header is bad. How would i definitely know??

mechanic says its bad. very expensive to fix. changed the oxygen sensor myself and that was not the problem. when truck is at idle in park it will idle at 750 rpms and when you hit the accelerator rpms go up when but it comes down it almost shuts off and hits about 400 rpms. another mechanic said i needed my fuel injectors flushed and cleaned. which direction should i go