2008 Cadillac CTS 3.6L - Answered Questions & Fixed issues

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2008 Cadillac CTS. The code reads auxiliary coolant pump on it. Do I have to replace the water pump to replace auxiliary coolant pump?

Order it online and get it delivered. $43, $55 or $77. Best to buy OEM parts.https://www.google.com/search?q=2008+Cadillac+CTS.+auxiliary+coolant+pump+replacementthe auxiliary is an electric pump and whereas the main water pump is mechanical, this works after you turns the engine off and keeps you warm in winter after the engine is turned off, and you have the key turned to accessory. In summer it helps a gradual cool down of the engine...
10/26/2022 4:20:34 AM • 2008 Cadillac... • Answered on Oct 26, 2022 • 128 views
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Knocking in the front driver side wheel

if the knocking is only on the drivers side when you turn to the right then it sounds like you have a drivers side front wheel bearing that needs replacing. also if the bearing is bad enough you won`t have to turn much to get the noise.
9/29/2018 10:21:49 AM • 2008 Cadillac... • Answered on Sep 29, 2018 • 235 views
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Hr BCM was replaced after it got burnt, now the key light don't come on at all therefore wont start.

you must decode the key
11/19/2017 9:56:49 AM • 2008 Cadillac... • Answered on Nov 19, 2017 • 98 views
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Where is the auxiliary water pump located

If you are standing in front of the car, and looking down between the back of the radiator and the front of the engine, the auxiliary water pump will be on the bottom left corner of the back of the radiator. section-3vwu3ae5e2puwsyokhqp0oyp-4-0.jpg
9/29/2016 5:47:24 PM • 2008 Cadillac... • Answered on Sep 29, 2016 • 2,034 views
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2008 cadillac cts radiator fan stays on after car shut off.

It will an can stay on for a few minuets after engine is shut off , if the engine computer sees it's over a set temp.
11/8/2015 10:59:48 PM • 2008 Cadillac... • Answered on Nov 08, 2015 • 558 views
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2008 cts sunroof wind noise

Hi Gary, Apparently there has been some 'alignment' issues with the sunroofs coming out of Cadillac. As noted in the attached thread, the dealer can perform an adjustment which eliminates (reduces) the windnoise. 08 CTS Sunroof Fix Wind noise when closed Good luck
4/22/2017 7:46:47 PM • 2008 Cadillac... • Answered on Apr 22, 2017 • 984 views
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Do you have headlight covers for a 2008 Cadillac CTS?

I don't think the covers are a separately sold item. Replacement headlamp assemblies are. Check rockauto : RockAuto Parts Catalog or jcwhitney : 2008 Cadillac CTS Base Headlights Assemblies
2/10/2015 10:00:17 PM • 2008 Cadillac... • Answered on Feb 10, 2015 • 292 views
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Radio LED does not light up

Have to replace the radio or have the light replaced by a reputable shop. sometimes its cheaper replacing iit with another unit.
1/8/2015 11:41:33 PM • 2008 Cadillac... • Answered on Jan 08, 2015 • 66 views
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Cadilac CTS no power, 20- 30 mph, won't shift, won't go into sport mode

get rid of it cadilac are junk
3/17/2018 1:50:35 PM • 2008 Cadillac... • Answered on Mar 17, 2018 • 2,625 views
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Engine light

its because something is wrong . whey dont you have a diagnostic run on the vehicle
12/16/2014 2:32:53 AM • 2008 Cadillac... • Answered on Dec 16, 2014 • 29 views
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I have a cadillac cts 2008, when i fill the tank with gas and open the key the engine does not star, i have to do it one more time. what is causing this problem?

When you open the gas cap, you relieve the pressure in the fuel system. Once you replace the cap, this pressure must be reestablished. All vehicles have a fuel system "prime" function that causes the fuel pump to run for about 3-5 seconds after turning the key to bring fuel pressure to the fuel rail. It sounds as though your system isn't getting enough pressure on the first prime, so you must cycle the key twice to get full pressure. It could be a sign of the fuel pump starting to fail.
8/24/2014 12:21:12 PM • 2008 Cadillac... • Answered on Aug 24, 2014 • 723 views
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How to replace crank sensor?

Access is from underneath, so you will have to jack it up. It is on the passenger side rear of the block, about midway up.
7/26/2014 11:11:01 PM • 2008 Cadillac... • Answered on Jul 26, 2014 • 45 views
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After putting gas in my car it wont start

I can think of a couple of things that may be the problem. 1. Reset the computer by removing the + and - battery cables, leaving them off about 5 minutes. Reset the cables & start the car. Sometimes they get out of computer sequence and have problems. 2. If you ran the tank too low prior to filling up, you may have some trash in the line caught in the filter. I wouldn't consider the fuel pump, because when it fails you cannot start the vehicle at all. Does your check engine light stay on? Does it run rough while driving, or do you just have trouble getting it to start? If it runs rough, it could be spark plugs or the control sensors on each spark plug.
6/18/2014 2:24:30 PM • 2008 Cadillac... • Answered on Jun 18, 2014 • 674 views
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I have a cadillac cts the engine light and the stabilitytrac light came on

Limits performance until engine issues are resolved.
1/9/2014 4:14:24 AM • 2008 Cadillac... • Answered on Jan 09, 2014 • 256 views
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Where is the EGR valve on 2008 CTS

parts store can say for sure..
1/2/2014 4:28:41 AM • 2008 Cadillac... • Answered on Jan 02, 2014 • 606 views
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Car chugging when slow acceleration on incline.

tune up needed or emissions controls are leaking..
1/2/2014 4:18:56 AM • 2008 Cadillac... • Answered on Jan 02, 2014 • 94 views
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Glove box latch broke 2007 cts how to open

Glove won't open seem like the latch is broken how can I open it
11/5/2022 8:00:10 PM • Cadillac CTS... • Answered on Nov 05, 2022 • 675 views
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Diagram Cadillac CTS for fuel gauge.

no information generic answer ask dealer service dept --buy a repair manual
6/21/2021 11:45:57 AM • Cadillac CTS... • Answered on Jun 21, 2021 • 334 views
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