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Good fuel pressure but injectors won't. have 12 volts.
good fuel pressure but injectors won't squirt. have 12 volts. research says no pulse at injector. does this indicate ecm … read more
Jerry Newton
Jerry Newton
Cadillac Technician
Vocational, Technical or Trade Scho
1,738 satisfied customers
I have a 1981 Sedan deville with the 368, 8-6-4 engine. The
I have a 1981 Sedan deville with the 368, 8-6-4 engine. The runs poorly with 1 fuel injector plugged in, and floods out immediately when I plug in the second injector. What's up with that ? … read more
Chris
Chris
15,226 satisfied customers
Howdy, I have a 1995 Cadillac Eldorado etc and has trouble
I have a 1995 Cadillac Eldorado etc and has trouble codes...p039, p068, p071, p080, T027, T073 and s023, trying to sell the car and am trying to fix the nasty ones like p039 car runs and drives great after just putting in a new master cylinder, doesn't have anything to do with this but was the only thing that it needed, other than codes now, car has 205xxx maybe not worth fixing just drive till she's rockpile material?? … read more
Roy
Roy
shop foreman
Associate Degree
4,530 satisfied customers
I have a 5.7 lt1, 1994 fleetwood and from few days I have a
Hi,,, I have a 5.7 lt1, 1994 fleetwood and from few days I have a check engine light. When I checked the code it's : 00-26 / ECM detected wrong potential voltage at #1 quad-driver module. What does it… read more
Roy
Roy
shop foreman
Associate Degree
4,530 satisfied customers
Cadillac Eldorado: I replaced the isc on my 1990 cadillac eldorado.
I replaced the isc on my 1990 cadillac eldorado. The only code my car is throwing is current e030. I have tried two new isc's to make sure one was not defective. I have tried manually to retract the i… read more
Dave Nova
Dave Nova
Cadillac Technician
Associate Degree
1,522 satisfied customers
Cadillac Eldorado Touring: How can I find out the ECM prom
How can I find out the ECM prom number I need for my 1985 eldorado if I don't have the original ecm or prom?… read more
George H.
George H.
ASE Certified Technician
Associate Degree
783 satisfied customers
CADILLAC Deville: HEY MR.BUICK....HAVING A NEW PROBLEM WIT
HEY MR.BUICK....HAVING A NEW PROBLEM WIT THE 93 DEVILLE...CAME IN FOR AC REPAIR.REPLACED DRYER,COMPRESSOR ,ORIFICE TUBE,BOTH PRESSURE SENSORS,AS WELL AS THE AC RELAY.CAN NOT SEEM TO GET THE COMPRESSOR… read more
Eric
Eric
Retired
N/A
33,784 satisfied customers
Cadillac Fleetwood (RWD): My 1994 Cadillac Fleetwood was blowing
My 1994 Cadillac Fleetwood was blowing the pcm/ fuel pump fuse , now its not blowing up the fuse it won't start. New fuel pump back in February of this year , I also changed the fuel pump relay & the … read more
proautotech
proautotech
Shop Foreman
1,144 satisfied customers
I keep getting miss fire on cylinder 2 & 5, I replaced coils
I keep getting miss fire on cylinder 2 & 5, I replaced coils but still continues. Does anyone know what this could be?… read more
Rmldaytona
Rmldaytona
ASE certified technician
College
1,443 satisfied customers
97 cadillac catera: it dies..starts back..shuts off intermittantly.
i have a 97 cadillac catera. it dies intermittantly and sometimes it starts back and runs. shuts off intermittantly. the fuel press is 50.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,368 satisfied customers
1985 Seville: Car starts, idles fine after a few min it..codes come
i have a 1985 Seville. Car starts, idles fine after a few min it shuts off. At this time no computer codes come up as to why. The car starts right up again. Every sensor has been checked. Wires are go… read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
19,611 satisfied customers
2004 CTS: # 5 INJECTOR WAS REPLACED, THE SPARK PLUGS..AIR FILTER..ecm
I HAVE A 2004 CTS 3.6 AUTOMATIC WITH A P0205 AND AT TIMES A P0300 CODE, THE # XXXXX INJECTOR WAS REPLACED, THE SPARK PLUGS, OIL AND FILTER, AIR FILTER, GAS FILTER WERE REPLASED. STILL HAVE THE CONDITI… read more
GMTechBernard
GMTechBernard
Owner / Technician
High School or GED
2,157 satisfied customers
Deville: My 2000..has been pulling a code for # 8 cyl misfire
My 2000 Cad Deville has been pulling a code for # XXXXX Cyl misfire and open circuit. I started using the Lucas injector cleaner and it wnt away. Now it's back. I figured it was the injector since it … read more
Ironmike
Ironmike
ASE Master ,Ford Certified Master Tech
Vocational, Technical or Trade Scho
3,442 satisfied customers
Caddy..Car runs fine..temperature, then hesitates at all speeds
I have a 1994 Caddy with a 4.9 engine. Car runs fine until it comes up to temperature, then hesitates at all speeds. If I hit passing gear at 45 mph, car goes only to 60mph and sounds like it's starvi… read more
John
John
ASE Certified Technician
2 YEARS COLLEGE
941 satisfied customers
1993 Cadillac Fleetwood Brougham: the ECM..throttle..accelerating
1993 Cadillac Fleetwood Brougham 350 TBI only has one injector spraying fuel. I replaced the ECM a few weeks ago because it stop reading throttle respond and spray when accelerating. Now it started sp… read more
Jerry
Jerry
Service consultant
Vocational, Technical or Trade Scho
13,107 satisfied customers
93 deville: heater/ac..no display---replaced bcm--still does not work
93 deville---heater/ac, radio and fuel area not working and no display---replaced bcm--still does not work---?… read more
Jerry Newton
Jerry Newton
Cadillac Technician
Vocational, Technical or Trade Scho
1,738 satisfied customers
1982 cadillac deville: liter v8..fuel pump..injectors..throttle body
I have a 1982 cadillac deville with a 4.1 liter v8 (4100 DFI) motor and I have replaced the fuel pump, fuel filter, and the injectors. Now, it will crank but it wont run unless i continuously spray st… read more
Ironmike
Ironmike
ASE Master ,Ford Certified Master Tech
Vocational, Technical or Trade Scho
3,442 satisfied customers
1991 Cadillac Eldorado: starting problems..it to be the ECM...re-built
I have a 1991 Cadillac Eldorado with starting problems. I took it to a shop and diagnosed it to be the ECM. I cannot afford their price so I wanted to get some advice on purchasing a re-built ECM. Aut… read more
Dan
Dan
High School or GED
2,257 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

783 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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