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Related Cadillac Questions
While driving the check engine light is flashing. At idle
While driving the check engine light is flashing. At idle the light stops flashing and the car ruff idles. There is a gun power like smell coming from the engine area and the tail pipes. You can see t… read more
David Craig
David Craig
OWNER/MECHANIC
Associates
8,192 satisfied customers
Missing going down the road. just changed the coil pack on
missing going down the road. just changed the coil pack on the front of the northstar due to p300 and p304 codes. smoothed it out at idle now rough going down the road … read more
Clayso
Clayso
Shop Owner Master Technician
ASE Master Certified Automobile Technician
879 satisfied customers
My 1998 cadillac eldorado, starts in the morning fine, but
my 1998 cadillac eldorado, starts in the morning fine, but after short trips it,s very hard starting. Also it will just stall and die on the road in traffic ;then I have to through in neutral to resta… read more
Edward
Edward
Professional at Justanswer.com
Associate Degree
3,814 satisfied customers
I have an 2002 Cadillac deville dts vin 9, 4.6l it was
Hi I have an 2002 Cadillac deville dts vin 9, 4.6l it was blinking p0300,and with p0385 code and running terriable do to the bad misfire so I replaced both of my crankshaft position sensors, both my i… read more
Eric
Eric
Retired
N/A
35,688 satisfied customers
Cadillac DTS: I have a 2002 Cadillac deville the rpm will
I have a 2002 Cadillac deville the rpm will coutinue to increase after the gas pedal is released I've cleaned the throttle body, replaced the tp sensor and the iac valve.… read more
George H.
George H.
ASE Certified Technician
Associate Degree
19,470 satisfied customers
Cadillac deville: i have a 1996 cadillac deville. 4.6 northstar
i have a 1996 cadillac deville. 4.6 northstar engine with a high idle problem. no codes in pcm. removed t body, cleaned buildup, check for vac leaks, none found. replaced iac and tps. looking at scann… read more
Roy
Roy
shop foreman
Associate Degree
4,964 satisfied customers
Cadillac DTS: Hi I have a Cadillac DTS 2006, I keep getting
Hi I have a Cadillac DTS 2006, I keep getting the message SERVICE TRACTION/STABILITRAC . This message comes often when the car is idling. Once I start driving on the high way it disappears. In miy min… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
32,214 satisfied customers
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
David H
Vocational, Technical or Trade Scho
2,678 satisfied customers
Hi Cam,Tested cat converter...no blockage. You mentioned coil packs
Hi Cam, Tested cat converter...no blockage. You mentioned coil packs, any way to check them? Frank… read more
Gm Tech (Cam)
Gm Tech (Cam)
Cadillac Mechanic
Vocational, Technical or Trade Scho
1,090 satisfied customers
Misfires..O2 sensors..the 02s, map sensor, tps and plugs and wires
my caddy still runs like shit. I have the codes of multiple misfires and O2 sensors bank 1 and 2 too lean and tps performance and maps performance. I changed the 02's, map sensor, tps and plugs and wi… read more
Ironmike
Ironmike
ASE Master ,Ford Certified Master Tech
Vocational, Technical or Trade Scho
3,469 satisfied customers
1999 deville: 02s, map, tps, iac sensors and egr valve..air filter
can't find the problem in 1999 deville. Code are 101, 171, 174 and 300. Did a major turnup with plugs, wires, coils, 02's, map, tps, iac sensors and egr valve with new air filter. help.… read more
Dave Nova
Dave Nova
Cadillac Technician
Associate Degree
1,522 satisfied customers
2001 Cadillac Eldorado: check engine (MIL..Idle Control..defective
I have a 2001 Cadillac Eldorado with a 4.6 Northstar engine. I have a check engine (MIL) light on. I read the OBD II and found a P0507 code with tells me that perhaps the "Idle Control Motor" may be d… read more
Eric
Eric
Retired
N/A
35,688 satisfied customers
HAVE A 2003 CADILLAC DEVILLE, P0300 CODE IS UP. I REPLACED
HAVE A 2003 CADILLAC DEVILLE, P0300 CODE IS UP. I REPLACED PLUGS AND WIRES FRONT AND BACK AND IT IS STILL MISFIREING, I HAVE A SNAP-ON SCANNER HOOKED UP TO IT TO SEE WHAT CYLINDERS ARE MISFIRING, 2 3 … read more
Dave Nova
Dave Nova
Cadillac Technician
Associate Degree
1,522 satisfied customers
2003 cadillac cts: hose..engine light came..parked or comes..missfire
I got my 2003 cadillac cts cleaned with an engine shampoo, with a hose with a spray nosal.. afterwards my car was shaking and the engine light came on , few hours later it went away.. but when the veh… read more
cartech
cartech
master tech
High School or GED
3,324 satisfied customers
1998 Deville: start my..it idles ruff..After that the car runs great.
When I start my 1998 Deville it idles ruff until engine get a little heat approx. 5 min or about 3 miles. After that the car runs great. I have changed fuel regulator, TP sensor, canistor purge valve,… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
19,116 satisfied customers
Cadillac deville: the computer, o2 sensor, map..TPS..EGR..distributor
i have a 94 4.9 cadillac deville (Not the Northstar) , low mileage which has an intermittent stumbling problem and at times completely cuts out like it is running out of gas. I have replaced all the e… read more
rpmdiag
rpmdiag
High school
8,605 satisfied customers
1995 Cadillac DeVille: have the northstar engine...new radiator
Dear Mechanic I own a 1995 Cadillac DeVille. It does not have the Northstar engine. I took it to the local repair shop and they put in a new radiator and waterpump. But the service engine soon light s… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,778 satisfied customers
2002 cadillac deville dts: on the mass airflow sensor plug..iat sensor
2002 cadillac deville dts on the mass airflow sensor plug there are 5 wires whitch two are for the iat sensor?… read more
George H.
George H.
ASE Certified Technician
Associate Degree
19,470 satisfied customers
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Meet the Experts:

Jerry Newton

Jerry Newton

Cadillac Technician

1,738 satisfied customers

ASE Master Technician, L1, Master GM Technician. Over 20 years of bumper to bumper GM experience.

Dave Nova

Dave Nova

Cadillac Technician

1,522 satisfied customers

ASE Master Certification. GM World Class Certification

Gm Tech (Cam)

Gm Tech (Cam)

Cadillac Mechanic

1,090 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

John

John

ASE Certified Technician

941 satisfied customers

ASE CERTIFICATIONS A1-A8 & L1 / 40 YEARS AUTOMOTIVE EXPERIENCE

Chris (aka- Moose)

Chris (aka- Moose)

Cadillac Technician

811 satisfied customers

16 years of experience

George H.

George H.

ASE Certified Technician

19,470 satisfied customers

ASE Master Tech 15+ Years

Don - Mo Lurch

Don - Mo Lurch

Cadillac Technician

705 satisfied customers

GM, Cadillac Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics.

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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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