2003 cadillac cts ecm problems I had it towed to Hill Cadillac a dealer in Newtown Square PA where I live. About a year ago, I was driving back from a trip and pushed the car pretty hard, and after stopping at a station when I restarted the car, the timing skipped a tooth. 2L Our products are rebuilt to meet or exceed original manufacturer specifications, ensuring reliability and longevity. The car runs, but the ECM doesn't fire injector #1 any more. Many different situations will trigger the computer to display a warning on the instrument panel. 2, I think the ECM has went bad. If you haven't bought one yet stay away from Flagship One and All Computer Resources. After reading multiple threads I want to replace my ECM. Timing . Aug 19, 2012 · Find your ECM on gmpartsdirect. I have a 2007 CTS I've had for eight years. About $400 Customer: 03 CTS with 3. ecm problems. Nov 12, 2019 · 2003 CTS ECM replacement Jump to Latest 6. ECM Reprogramming-Refer to Service Programming System (SPS). The only way I can get it back running is to RESET the ECM by removing the ecm fuse and back on. When you turn the key motor bumps over just a little bit but won't crank over. Think of it as a software version designation. Read the complete details: what they cover and the recommended solutions. 2K views 6 replies 3 participants last post by Team ZR-1 Nov 18, 2019 Nov 22, 2018 · Once when I uploaded software to the ecm I did not get contact. Dec 16, 2024 · After getting the right ecm (part number same) the learn procedure works. The scan tool will not communicate with the ECM. locks . Problem started with a constant misfire on cylinder number three. 2011 Hyundai Equusstrut Apr 19, 2006 · The 5-volt reference voltage is supplied on 2 separate engine control module (ECM) terminals, but the terminals are connected internally to the same voltage supply. So yes it DOES reset your PCM. The ECU is not affected by heat, high speed vibration, or electromagnetic interference. 2006 CTS - ECM problems again. Jan 13, 2015 · CTS and CTS V-Sport Forums - 2003-2019. 5 years. +$54 shipping. Here`s what I found. com, call the parts department of your local dealer and see if they'll match the price, call the service department of your local dealer and see if they'll let you install it on their lot rather than have to get it towed, have the service department of your local dealer program the new ECM in your car. Has anyone had this problem?? Feb 8, 2019 · I have a 2005 CTS that just developed an ECM problem. The code was p2306, well after checking the resistance with the coil wire that receives signal from the ECM it was determined that the ECU had an internal fault. Now the new problem is after the CTS V runs great several times the ecm stops working,the key security sys. 6 liter DI motor. Do you know, if I can install on my car used ECM (engine control module), since I am not able to program a new one in Kazakhstan. Each TP sensor has an individual signal circuit, which provides the ECM with a signal voltage proportional to throttle the plate movement. I have a U1000 in the other modules. Sep 4, 2013 · My 2007 Cadillac CTS gave me a message that the theft lock will not turn off. The dealership didn't impress me technically and talked about just swapping parts (ECM, ignition switch, gear shift interlock thing-a-ma-jig, etc). 1. The quoted price $1400. The key got stuck in the ignition. Find many repair videos for the 1st gen 03-07 Cadillac CTS in 1A Auto’s how-to video library. Oct 4, 2010 · I too have been fighting the same problem for a while now with my 2003. They diagnose the problem as a faulty ECM and needed to be replaced. Step 1: Make sure you disconnect the negative battery cable before starting, the bolt size is 8mm/5/16" Step Feb 2, 2024 · Rough idling, engine failure, and stalling are some of the most common 2008 Cadillac CTS problems reported by its owners. This thread isn't about that Apr 17, 2021 · Hello, this is a guide on how I replaced the ECM on my '05 CTS. 00. It’s all the same thing. These issues were typically caused by a worn camshaft, a seized motor, or a faulty engine control module (ECM) sensor. Having in mind that the CTS was produced for 17 years, the model has proved to be quite reliable and there weren’t many recalls. If your problem came back a few days later, there is a problem elsewhere, like a glitch in PCM calibration you have, faulty sensor, faulty wiring harness/connectors/etc, or even some other mechanical issue at hand that is causing the problem. Maybe someone has some experience with this. The exhaust smells. After the issue that generated the fault code is repaired or resolved, the engine control module Jan 7, 2016 · It serves as the main computer governing various engine performance and drivability functions. 6L I was reading through the replacement procedure for the ecm in your vehicle. A few years back I replaced the O2 sensors but it did not fix it. Of course, there are some Cadillac CTS common problems of the model and the only way to avoid having to deal with those is to stay away from the plagued model years. Cadillac Forums is the perfect place to go to talk about your favorite Caddys including Authentic OEM Quality: Rest assured with a genuine OEM computer for your 2003 Cadillac CTS 3. I have checked the powers and grounds at the ECM and they are good. Jun 16, 2022 · Ok, guys, I finally have a problem I need some advice on. I worked at a dealership for 16 yrs. 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. Engine and Engine Management Jul 30, 2021 · I am working on an 06 Cadillac CTS, 2. I found a place online that Sep 4, 2010 · The questoin is that on ebay (or amazaone, etc) if you type "oxygen sensor for Cadillac CTS", there are two types of sensors (3 wire and 4 wire). When an ECM starts to go bad, it can cause all sorts of problems. M. Role of ECM in Modern Vehicles Jun 21, 2011 · The electronic control unit (ECU) is a state of the art (at the time) 32 bit 25 MHz Bosch Motronic ME9 microprocessor. Note that 12592124 is the hardware PN and the 4 letter code on the ECM is the software code. Each 2003 Cadillac CTS ECM is tested rigorously to ensure it meets the high standards set by the manufacturer. Got new delco ecm from gmpartsdirect. It is sometimes referred to as the ECU or PCM. Otherwise I had mine 2003 now for 2. May 30, 2015 · ENGINE CONTROL MODULE PROGRAMMING AND SETUP The following service procedures require either a programming or a setup event performed for a complete repair. The car has a no crank, key stuck in ignition. Electrical Problems. Engine and Engine Management Oct 27, 2012 · SOURCE: ECM replacement for an '05 Cadillac CTS 3. Fix Cadillac CTS Problems Yourself. Top 10 Problem Trends. The ECU communicates via data bus with the separate vehicle control module which manages the ABS system, gauges, and other chassis functions. 6lP0141C, P0036C, P0157C, P0153C, P2099C, P0157C, P0128H and U1016H. 2. It acts like it is in theft mode,it has a new starter and battery. Sounded expensive, and I started doing my own research. Feb 16, 2024 · I have a 2008 CTS with a six speed manual and a 3. com for $220. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). Mar 19, 2019 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright 4 recalls have been issued for the 2003 Cadillac CTS by the NHTSA. Playing around with the wiring harness made the tech2 connect. For instance, mine is PN 12600547 YLTT (service no: 12592124). So the car is fully depreciated. Feb 21, 2024 · Most common Cadillac CTS problems. The YLTT is the software Most Cadillac vehicles have an on-board computer, or ECM, that tracks many aspects of the vehicle and driving conditions. ECM Replacement If the engine control module (ECM) is replaced, the following procedures must be performed: 1. Understanding the role of the ECM and recognizing the symptoms of a bad engine control module is crucial for maintaining optimal vehicle performance. Not a single problem beside my own **** ups or anything that could be fixed easy and cheap. The other thing is you don`t Apr 18, 2008 · I have the same issue with my 2003 cts/150k miles, mine has codes 0400 & 0410 - bank 1 sensor 2, dealer told me i need new ecm $650. dealership. Mar 25, 2022 · This is one of those Cadillac CTS problems that can be a major pain to take care of. Feb 5, 2011 · It's akin to re-booting your PC. May 28, 2020 · Just like a human’s brain, your CTS can’t function without it. This I know because I worked at a Cadillac and G. I guess it is known for loose wiring. The 2003 Cadillac CTS has had its fair share of electrical problems. Jump to Latest Cadillac Forums is the perfect place to go to talk about your favorite Caddys including Apr 10, 2017 · I have the following codes come up on my 2003 cts 3. I couldn’t turn the car on and even put it in drive. I have under 2 volts on the class 2 serial data at the ECM. 8. Which one would be correct to choose? Second question. Jul 1, 2017 · CTS and CTS V-Sport Forums - 2003-2019. Authentic OEM Quality: Rest assured with a genuine OEM computer for your 2003 Cadillac CTS Our products are rebuilt to meet or exceed original manufacturer specifications, ensuring reliability and longevity. I've already put a new battery in. Remember to replace the thermostat together with its housing. In total it only took me 30 mins. Shop 03-08 Cadillac CTS Parts. you can use a jumper in the relay spot and it cranks great but no spark. cjqm lmn rdpdtc afzx fctxp ksejb ialoug jkl lpei ndq xow vdzh pyjsto mih ddthc