cold starts

Asked by Sep 06, 2017 at 06:50 PM about the Pontiac Grand Prix

Question type: Maintenance & Repair

2005 buick lesaber with 80,000 on a 3800 engine---problem---when engine
is cold it will start just fine but in about 10 seconds,it will shudder and fludder
as if it is running out if gas or maybe too much gas,but if you hit the gas a
time or two,it will smooth out and run just fine.great mileage,just this start
problem---parts i have installed---6 rebuilt injectors,fuel filter,plugs and wires
front 02 sensor,iac sensor,maf sensor,tps sensor,fuel pressure
regulator,converter,still got this start problem---do you have any idea what
my problem might be---thanks for your time

2 Answers


Why are you randomly replacing parts without knowing what the problem is? Just curious. Scan it for trouble codes. That's the first step. What codes come up?

there are no codes just the starting problem.if there were codes i would not be talking to you no one can help me. all they can say is what code.i am looking for someone who can help thank you for your time

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