Questions & Answers for: Chevrolet Blazer egr problems

...climbing hill (3000 rpms). Seems to be worse when cold. This make/model has a chronic problem with EGR clogging. If you have a dashboard indicator showing "check engine" most likely it is a trouble ...

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Runs good w/o EGR Valve but with EGR Valve connected idle is bad I bought a new EGR valve but the same problem persists when the new valve is connected..... what is the problem? sounds like you have ...

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my 94 s10 4.3 vortec was running very rough It was running before i changed the egr valve....after replacing it with a new egr the engine will not start....any suggestions...please help.. I hope this ...

...s rise to 2000=rpm then slowly drop back to 1200rpm local garage says the only error message is for egr valve. could the egr valve be the problem. egr vlve itself will cause rough idling ...

...egr valve, ran well for 2wks. now problem has retuned. does great on open road. runs like a champ. but go stop or get in traffic , problems start. could it be a sensor, or worst an injector? please ...

Question about 2000 Blazer

3 Answers

...on this? Also the rpm Gage kinda of sputter especially on the highway Carbon blocking the EGR movement and EGR passage tube. ==== Check for vacuum leaks on intake manifold, the air tube ...

runs ruf in morning , could egr be sticking having it diagnosed will be the only way to tell. could also be clogged injectors no this would not be an EGR, the EGR is not working on a cold engine, if ...

Question about 1999 Blazer

1 Answer

...reader and it keeps coming up code#32.which says barometric pressure(BARO) sensor circut failure,or EGR valve diagnostic switch closed during engine startup or open when EGR flow requested by ECM,or ...

Question about 1998 Blazer

1 Answer

code#P0404 CAME UP EGR SYSTEM FAILED FAILED EGR POSITION SENSOR OPEN OR SHORT CIRCUIT CONDITION FAILED EGR VALVE FAILED EGR POSITION SENSOR APPLICABLE OK SO THIS IS WHAT CAME UP WHEN THEY READ THE ...

2006 malibu, check engine light came on. had it checked and it said egr flow problem. how do i narrow it down. the egr may be a misread,,change the air flow filter and see if that helps ..it does not ...

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