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Depends on model and fuel system. It could be as simple as a dirty air filter, the O2 sensor can be tired, it could have a leaky injector, the fuel pressure regulator could be leaking, the fuel return line could be plugged, the coolant temp sensor could be bad, or any number of other problems.
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Help fixing your Volvo it is an 89' 740 Volvo with turbo.?
What are you looking to fix. I am a Volvo tech. 89 Volvo 740 turbo runs rich blows black smoke all plugs are black but are not oily rev it up change plugs. wires. coil. air filter.
What octanegas should you use in a Volvo 2.5 60t?
They are designed to run on 87. Most who I speak to run 89
Is a gm 14093638 motor good?
I have that motor in my 89 Volvo penta boat. But also know that it's in 86 to 89 chev gmc trucks.
How do you drain the oil in an 89 Volvo 240 dl?
1" Wrench or socket on the bottom of the pan.
How do you take a distributor rotor off Volvo 740 with turbo?
I'm trying to do a tuneup on my 89' 740 Volvo with turbo. Having problems getting the distributor rotor off?
Why is it the rich are the only ones who can run for political office?
You don't have to be rich to run for political office.
What does the 27 code mean for 89 Toyota truck?
Engine is running rich
Are all presidents rich?
Yes you have to be rich in order to run for president
What is the probability that a home run will be hit in a baseball game?
89%
What gives better gas mileage 89 or 87 octane?
That depends on what the car was designed to run on. If it was meant to run on 87 octane, using 89 octane can make the mileage worse.
Can a 87 pm5 ecu run a 89 civic?
no it cant cause the pm5 from 87 is fully carbd and the 89 its carbd injected
You own a 89 Volvo 740 GL and you like to know where your alternator is located?
Open the hood and look after the fan belt ! Follow the belt and you will find it .
