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Dave Nova
Dave Nova, Oldsmobile Tech
Category: Oldsmobile
Satisfied Customers: 597
Experience:  ASE Master Certification. GM World Class Certification
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2004 alero is surging at 4,00 rpm, new air filter, new pvc,

Customer Question

2004 alero is surging at 4,00 rpm
JA: Are you fixing your Alero yourself? What have you tried so far?
Customer: new air filter, new pvc , checked the tps, and all the vac hosec for the pvc, as a code for " lean on left bank came up".
JA: How has your mileage been lately? Have you checked the spark plugs?
Customer: about 2 weeks ago rebuilt heads because of a blowned head gasket and ouer heating problem. Just put same plugs back it.
JA: Anything else you want the mechanic to know before I connect you?
Customer: nope
Submitted: 10 months ago.
Category: Oldsmobile
Expert:  Amedee replied 10 months ago.

Hello and welcome!

My name isCustomerand I can assist you with your question.

Expert:  Amedee replied 10 months ago.

I take it you have a V6 engine?

Are you looking for possible causes or would you like me to walk you through this diagnoses?

Customer: replied 10 months ago.
Walk me through
Expert:  Amedee replied 10 months ago.

NO problem.

Lets start by checking engine vacuum at idle.

Let me know.

Customer: replied 10 months ago.
No thanks
Expert:  Amedee replied 10 months ago.


Customer: replied 10 months ago.
Ok what am I looking for? It idles fine. Only surges when taken up to 4,000 rpm
Expert:  Amedee replied 10 months ago.

I would start by checking for plugged exhaust.

Expert:  Amedee replied 10 months ago.

You may need to add money into your just answer account for a phone call

Customer: replied 10 months ago.
Never mind! This is starting to look like a scam. Good day to you.
Expert:  Amedee replied 10 months ago.

I will be here if you have any further questions.