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Before you go on a shopping spree guessing which part it may be...just do a compression check first to verify your engine is in healthy condition. Even if it sounds great...you can still have low compression on one or more cylinders.

Quote: Originally Posted by mtn yea, try revving it in neutral and see how the engine responds. Check for any loose electrical connections too. Also how clogged is your intake filter? Has the car been properly maintained as well - ie changed spark plugs? Check the electrical and throttle cable connections to the throttle body too and actually look inside the butterfly valve to see any gunk that's been built up that could be preventing...

yep check terminals and connection, also batteries do and can go out within months of a purchase, bad cells in battery i imagine would be your problem. Get your battery traded in under warranty.

Car wont start when cold. Car won't start, cold weather Car will not start.... Car wont start help!!! HELP!!! Car wont start Car wont start Car won't start! Help!!

So I was at the mechanic and We decided to check the radiator. And it was empty =( Turns out I had a coolant leak and I had ZERO coolant in the car. Hopefully thats the only problem and the lean can be found and sealed

There may be a problem with the alternator mechanism.

Update: I just checked the DRL bulbs and go figure they looked like they explode and/or caught on fire ?_? They work now for the most part...I'll have to keep checking on them. But thanks for the replys everone and I will check out the ballasts to see if they are wet.

so im trying to check the overflow reservoir but its really cold outside and the hose is not coming off. Is there some other way to get the overflow cap off without removing the hose or should i just force it?

Quote: Originally Posted by richard203 i get 250 full tank too or less. highway/city Glad to know someones in the same boat. What can we do to improve gas mileage?

You don't have a vaccum leak. You don't have a compression problem. You have a variable valve timing problem. Checking compression and searching for vacuum leaks, while always fun, won't solve your problem. There are three possible components that can cause your DTC to be set. The oil control valve, which is the most common part to fail, the VVTi actuator, or the ECU. If your car ran fine, but was continuing to set a code it...