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I just recently removed all the cats on my 05 LS v-8 w/130k due to a clogged cat. My gas millage has improved(410 miles freeway on a tank of gas...87 octane)as well as horse power gain....oh yea it turns heads every time I leave a light. My question is: is there a way to trick the o2 sensors so...

I just had all the gasket,coils,and spark plugs replaced in my 03 ls v8. Last week I took off the coil covers,just to check and see if the coils where dry.To my amazement,they where soaked. When I took it back to the dealer they said my pcv valve needed to be replaced. Then they tell me it's...

hey can u cut out the cats?

can the cats be cut out wit out damaging the o2 sensors? I cant justify spending 1100 bucks on a set of new ones...

I've got an 03 ls v8 premium with 110k on it.I just replaced all the gaskets n two coils.A week later the CEL light came back on.A little bit ticked after dumping time and money into it,I took it down to advanced auto so they could pull the code. the guy said it was either a vacuum leak,or an o2...

2003 ls v8 ultimate......99,890 first problem with the coils last month.....I've put 85 of the 99k miles shes got on her....And I've run the hell otta that car!!!! I've done 120-130 mph for three straight hours...no lie's!!! I dunno...I guess I've had great luck with the car....

new or used? I bought my 2003 Ls ultimate 2 years old with 15k on it for $22,500.....the sticker on it was $48,790......I'm also in the car business.....It's the worst thing you could do,is buying new....I got a great deal on mine but I'm still upside down on it(oweing more than its worth)...

I've got an 03 ls w/factory Hid lights.Two days ago the passenger side failed to come on .Today I went over to advanced auto they wanted 150 bucks for one side!!!!! this is crazy!!! and also the sticker on the lights says let a dealer install....thats just to get some bucks outta me right? Can i...

My 2003 ls v8 has 97,000 Its started running rough 2 weeks ago,so I took it in to a local Mechanic.He replaced the 4th coil pack and sent me on my way.problem is it didn't fix what was wrong.The engine light came back on He then told me he was gonna have to charge me 200 bucks to figure out what...

The engine light came on in my 2003 ls8 ,last week.I've got 97k on it w/out any major problems.I took it to a guy who regularly works on ls.he said the d coil came up as bad.he replaced it but its still sending the same code.He than took it back off and put the old one back on and it ran...

Do you know where I can get the codes pulled without droping 80 bucks?

:confused: My 03 Ls's check engine light came on and the car started sputering and shaking instantly! no warning nothing! what makes it worse is I've hooked it up to two Diagnostic Machines,only for them to read unable to link......Whats the deal here? is it the tester they use at advanced or...

Hey thanks for the info! I'm thinking your right,it is a bad caliper Any help on finding a cheep one? And about the express windows,I know when you turn the key to the lock poss for 3 seconds it rolls em all up....kinda funny Ford wouldn't have added that to the fob

I have a 2003 lincoln ls v8.About two weeks ago my service parking brake light came on,but then went off.Yesterday my car sounded like a jet taking off in the rear end.I took the wheel off to inspect the pads only to find there where none,on the passenger rear.Does this sound like a caliper...