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I keep getting a coil 4 misfire, 140k, steady clicking noise
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2006 DTS north star Slight misfire at idle just replaced the
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BOBBYSS
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Eric
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Cadillac deville: Hi, 2003 deville question, 0300 code #6 misfire,
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Tim\u0027s Auto Repair
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Cadillac Deville DTS: I have a 2000 cadillac deville dts, and
I have a 2000 cadillac deville dts, and I'm having a ruff idle. When I drive and give it gas it's fine, but when I stop the engine shakes. I put the obd II scanner on it, it says that there's a cylind… read more
George H.
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2000 Cadillac deville: engine light came..coil pack boot..cylinder
2000 Cadillac deville started missing all the time and ck engine light came on.... I had a po1360 and a po302 code I replaced the coil pack boot and plug I on number 2 cylinder. Now just po302 showes … read more
David H
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2006 sts: misfire on 5 cylinder - replaced coil pack and spark plug
2006 sts 3.6 - code says misfire on 5 cylinder - replaced coil pack and spark plug, still missing. any ideas… read more
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95 deville: fuel pressure regulator..car started..a tune..stalled
Have a 95 deville 4.9 and just had the fuel pressure regulator,cap&rotor and ignition module and 2 day the car started missing like one cylinder is getting no or some spark but not enough. Has bosh pl… read more
Eric
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2006 DTS: 000 miles..worn ball joint, but checked by two dealers
2006 DTS 49,000 miles. Clunking sound when driving. Sounds like worn ball joint, but checked by two dealers...nothing. Sounds like loose empty windshield washer fluid container, but that is secure and… read more
Neal
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2004 Cadillac DTS: 25,000 miles..rough..service engine light came on
I have a 2004 Cadillac DTS (4.6L Northstar) with 25,000 miles. Other than maintenance (lube, oil) it has never required any shop work. A few months ago the engine idled rough and the "service engine" … read more
David H
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Swapped..crap i listened to the injectors with scope and they..miss
I fixed the car the way we spoke it ran like new for two days now has a po306 code i took out the new #4 plug and boot and swapped it out with #6 plug and boot and still has po306 code and it runs lik… read more
David H
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2002 cadillac deville: SLS..otc scanner..cyl #3 missfire fault...ac
I have a 2002 Cadilac Seville SLS that started missing suddenly. A scan with an OTC scanner returned Cyl #3 missfire fault. I changed all the plugs and the boot on cyl 3. Used genuine AC plugs. No bet… read more
Dan
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deville DTS: has a miss..throttle body..Runs great going down the road
I have an 03 deville DTS, has a miss in it when it is idleing with car in gear, they just cleaned the throttle body and put new plugs in today. Runs great going down the road but missed when in gear i… read more
John
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2003 CADILLAC DEVILLE: SPARK PLUG..AUTO ZONE..MISS FIRING..COIL PACK
I HAVE A 2003 CADILLAC DEVILLE THE MOTOR HAVE A MISS IN IT,I CHANGE OUT THE SPARK PLUG BUT IT STILL MISS.I HOOK IT UP ON COMPUTER AT AUTO ZONE AND IT SAID IT MISS FIRING ON NUMBER (SIX) DO THIS SOUND … read more
Dan
Dan
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2000 Cadillac Seville: diagnostic scan..intermitantly..coil pack
I have a 2000 Cadillac Seville STS. A diagnostic scan showed #4 not firing & #5 firing intermitantly at idle. We changed the coil pack but nothing changed. The engine seems to run fine until it gets u… read more
Randall C
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Vocational, Technical or Trade Scho
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2000 deville: cylinder..mornng it will run fine..stop sign..idleing
2000 deville misses on number 4 cylinder. I have swaped the plugs and still misses on number 4. Sometimes when you start it in the mornng it will run fine for miles. You stop at a stop sign and it sta… read more
DriverDave
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Meet the Experts:

Jerry Newton

Jerry Newton

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John

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George H.

George H.

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Don - Mo Lurch

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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