Cadillac Cars & Trucks - Page 7 - Recent Questions, Troubleshooting & Support

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I may have a bad starter. Is there a way to

If it is a bad starter, there is no way to bypass it since this is the only part that cranks the engine from a standstill. Bad starters may just have bad terminals, or connectors or if the motor has gone bad you may need to replace it.
2/19/2023 8:49:49 PM • 2001 Cadillac... • Answered on Feb 19, 2023
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I have a 1990 Cadillac El Dorado I'm getting a positive charge at the common ground, anyone no what might be the cause

BAD GROUNDS I CAN NOT SEE YOU USE THAT METER. SO CAN NOT TELL YOU WHAT FAILS. EASY NO? 0.5V IS SPEC OR LESS, AND IS SLIGHT AND NORMAL. FOR GROUND ERRORS. ON CARS.
2/19/2023 1:00:24 AM • Cadillac Cars &... • Answered on Feb 19, 2023
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My blend my air is not blowing out of the dash vents but it blows out the top and the bottom on a 2004 Cadillac CTS

The doors that control where the air comes out are called mode doors. Blend doors control the temperature of the air. The actuators for the doors are electric motors
2/15/2023 12:25:33 AM • Cadillac Cars &... • Answered on Feb 15, 2023
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Looking for the radio and speakers fuses for my 2006 Cadillac DTS

The radio and speaker fuses in a 2006 Cadillac DTS are typically located in the fuse box under the hood. To find the exact location of the fuses for the radio and speakers, you can consult the owner's manual for your vehicle, which should have a diagram of the fuse box layout and a list of each fuse and its function. If you don't have access to the manual, you can try searching online for a diagram of the fuse box layout for your specific make and model. It's also a good idea to check the fuses visually to see if they're blown. A blown fuse will appear visibly damaged, with the metal filament inside the plastic fuse housing being melted or broken. If you're having trouble locating the fuses or determining if they're blown, you may want to have a mechanic or professional inspect the electrical system for you.
2/13/2023 5:38:30 PM • Cadillac Cars &... • Answered on Feb 13, 2023
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Where can I find a pdf service/repair manual for 2017 Cadillac CTS 3.6 6 cylinder Luxury model

You can try searching for a service/repair manual for your 2017 Cadillac CTS 3.6 6 cylinder Luxury model on websites such as eBay, Amazon, or other online marketplaces that sell automotive literature. You can also check with Cadillac dealerships or auto parts stores as they may carry the manual you are looking for. Another option would be to search online for downloadable PDF versions of the manual, but it is important to make sure that the source of the manual is trustworthy and reliable.
2/13/2023 5:44:44 AM • Cadillac Cars &... • Answered on Feb 13, 2023
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Heated seats 95 Cadillac DeVille

  1. Blown Fuse: A blown fuse can prevent power from reaching the heated seat system. Check the owner's manual for the location of the fuse for the heated seats and replace it if necessary.
  2. Bad Relay: A bad relay may also prevent power from reaching the heated seat system. Check the relay for the heated seats and replace it if necessary.
  3. Bad Heating Element: The heating element in the seat may have failed. If this is the case, you will need to have the seat cushion removed to replace the heating element.
  4. Loose Connections: Check for loose connections in the wiring to the heated seat system. Make sure that all connections are tight and secure.
  5. Control Switch Failure: The switch that turns on the heated seat may have failed. If the switch is not functioning properly, it will need to be replaced.
  6. Bad Wiring: The wiring in the heated seat system may have become damaged or frayed over time. If this is the case, you will need to have the damaged wiring repaired or replaced.
2/12/2023 3:14:55 AM • Cadillac Cars &... • Answered on Feb 12, 2023
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ECM replacement for an '05 Cadillac CTS 3.6L

I was reading through the replacement procedure for the ecm in your vehicle.Here`s what I found.you may use a used ecm but it does have to be reprogrammed to your vehicle and it can only be done at the dealership.This I know because I worked at a Cadillac and G.M. dealership.I worked at a dealership for 16 yrs.The other thing is you don`t` need the vehicles vin that the used computer came from.The only one you need is your vin number.This number has all the information that your car is equipt with.The used ecm will have the other vehicles fuel continue password so the programming will put in the fuel continue from your vehicle.The other thing that needs to be programmed is the engine oil life and the transmission oil life or they revert to 100%.Then an idle relearn procedure will have to be performed.The only thing any other shop can do is get the codes or clear the codes.But they can not program a computer.Only the authorized dealerships have this software.Hope this helps clear up your any questions.Good luck.
2/9/2023 11:44:32 PM • 2007 Cadillac... • Answered on Feb 09, 2023
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I have a fuse missing HDLP wash relay mini- opt do I need this for a 2004 Cadillac CTS

If your car did not come equipped with headlamp washers, this spot will be empty in the fuse box.
2/6/2023 2:06:46 PM • Cadillac Cars &... • Answered on Feb 06, 2023
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Looking for the radio and speakers fuses box inside my 2006 Cadillac DTS

cars sold new have 3 to 10 audio options. and are not the same wired. ever.! even engine options change fuse boxes. oops not told the service manual covers all that, why not buy it? or test all fuses in all boxes 5 boxes. cab/ and engine bay ? (look ma' no books me)??? or open glove box see users guide and is matched to your not told VIN and shows all fuses.! the users guide is free from Cadillac. get it? if lost? i,m teaching how to fish. here. next I delve into some brief specifics. no VIN told and not radio option package told this car has RPO data, , the RPO sticker shows (RPO is GMs name for "as built" options "THIS CAR" only. all codes for RADIO and now you know what is in any GM car made,.(GM will i fact decode your VIN and send you the RPO list. for free) the radio list is, day1, DTS
  1. (US8) AM/FM Stereo, CD, MP3, RDS, EQ
  2. (US9) AM/FM Stereo, 6-Disc CD, MP3, RDS, EQ
  3. (UQ3) 8 Channel Amplifier (as fuse rear 20a )
  4. (UQA) Bose 6 Channel Amplifier(rear fuse too 30a)
  5. (U2K) Digital Radio
now the magic of networks here. "The main radio power is supplied by a 15A fuse located in the RBEC. The radio does not require a discrete ignition feed circuit for power moding. The power moding is accomplished using a structure of Virtual Networks (VN). The Power Mode Master (PMM) transmits the GMLAN power mode signals." so not scanning the car OBD2 port you miss out on key network and other errors (DTC) I will now decode that for you, it means scan the cars OBD2 port see why the radio is failing. UBEC means under hood RBEC means. rear compartment fuse block ok here is free cute video see fuses named audio. under set if havea powerful PA amp option there are more fuses. radio, and amp , audio. look or buy the SM. https://www.youtube.com/watch?v=hwOxLbkFG90 end.
2/6/2023 1:03:09 PM • Cadillac Cars &... • Answered on Feb 06, 2023
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Belt routing diagram for 06 buick lucerne cxs

Hello- According to Dayco, this is it. Give a quick holler if this doesn't make sense, sometimes they get it wrong. Engine code is always nice to make sure. perkins48_1020.jpg Fig. Accessory drive belt routing -3.6L engine . perkins48_1021.jpg Fig. Accessory drive belt routing -3.8L engine
2/5/2023 9:03:52 PM • 2002 Cadillac... • Answered on Feb 05, 2023
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After changing fuel filter 2004 Cadillac still rough idle what could it be

Do you have any trouble codes? check for vacuum leaks!
2/1/2023 9:19:21 PM • Cadillac Cars &... • Answered on Feb 01, 2023
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Where is the rear license plate fuse Box located for a 2009 Cadillac STS

I have a 97 sts and that bulb runs through the accessory fuse located under the dash on the drivers side.
1/27/2023 3:17:54 AM • Cadillac Cars &... • Answered on Jan 27, 2023
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Where and how many freeze plugs are on a 96 Cadillac DeVille 4.6L v8

A hunt and count question. core/freezed plug. NO VIN told no RPO code for engine told. 8th digit of VIN is ENGINE CODE VIN :"Y" below. or vin=9 (8TH) well even the service manual does not do the count. it shows some, block and heads. what you can learn to do is google it. here is how to do that I google new rebuilt raw engine blocks for sale. watch out engine can evolve and even be swapped a newer GEN engine, 279 cu in (4.6 L) but I will post for DAY new,1996 only 1996, the Northstar engine RPO code LD8 or L37 lets to LD8 the DeVille Concours was available with the new 270 hp (201 kW) LD8 Northstar V8, and later, the high-output L37 Northstar generating 300 hp (220 kW). LD8 first hit shows VIN-=Y shows 4 in the 2 heads 2x2.=4 left and right heads outside ends. and 1 rear and front of head for 6 total, https://www.npdengines.com/product-page/96-99-cadillac-deville-4-6-northstar-engine-vin-y found with google die-cast aluminum block!!! SORRY NOT SAND CAST. A GOOD TECH FINDS THE ACTUAL LEAK FIRST SEEMS YOU ARE GUESSING, THE 1995 BACK IS ALL DIFFERENT. LOTS OF VIEW HERE, ALL FOUND VIA GOOGLING FOR YOU. https://www.hpmotors.com/cadillac-northstar-v8.html FIND THE LEAK FIRST, THEN WORRY CORE PLUGS IF AT ALL.

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1/25/2023 7:16:34 PM • Cadillac Cars &... • Answered on Jan 25, 2023
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2006 Cadillac SRX rear hatch won't open with key fob or handle

Rear hatch ??? power liftgate or just won't unlock ? Power Liftgate System Components The power liftgate system includes the following components: • Liftgate motor assembly • Liftgate latch • Liftgate module • Liftgate side upper sensor - left • Liftgate side upper sensor - right • Liftgate handle switch • Liftgate close switch Did you check for DTC'S - diagnostic trouble codes in the liftgate control module ? do you know what I'm talking about ?
1/22/2023 8:11:32 PM • Cadillac Cars &... • Answered on Jan 22, 2023
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2002 Cadillac Deville. It overheats after 1000 miles and cross over manifold leaks.

It is the winter. What you see as water is just condensation from the water that is in the fuel at molecular level. The test is, Are you losing water from the coolant system? Water is nowhere new the valve stems, just oil. Leave everything as it is. Re-evaluate in summer. The head gasket can be tested with a coolant system pressure test.
1/21/2023 11:18:41 AM • 2002 Cadillac... • Answered on Jan 21, 2023
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Does a blown head gasket cause pressure build up in a surge tank

could be a air pockets in the coolant system that have top bled out it is a simple exercise to have a compression test done to check for head gasket or cracked head
1/21/2023 2:44:18 AM • 1999 Cadillac... • Answered on Jan 21, 2023
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02 deville with 140k,overheats after

you may have too much coolant in it... oddly enough,. I've seen entire cooling systems (and even the engine get replaced) and it still over heated -- when in fact it was an all of a sudden the car required a larger radiator -- and the (freaky) problem was fully solved,. in your case it may be a larger holding/ overflow tank?

Best regards
Ck
1/21/2023 2:42:29 AM • 2002 Cadillac... • Answered on Jan 21, 2023
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