99 CHEVY SUBARBAN C1500 MISSING ON IDLE AND CHECK ENGINE LIGHT ON.PO300.P0172.P0175

1999 Chevrolet

Tiny

samkheng

September, 23, 2011 AT 6:40 AM

I get a 99 chevy subarban c1500 on idle missing in high speed very good. The truck is shaking on idle. Show codes po300, po172, po175. Check engine light on could you tell me what is wrong.I did tune up and change brand new fuel pump. Still the same missing.I wonder where is fuel pressure regulator at?If you can answer me all these questions I will appreciate. Thank again.

FOUND 17085 RELATED QUESTIONS

1 Answer

Tiny

hmac300

September, 23, 2011 AT 1:48 PM

What engine? Give COMPLETE details

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