GM Group Opel-Vauxhall, Saab, Chevrolet, GM USA, Chrysler Discussions. When i try to program the ECM it says theres a update but when i goes to program it chooses a different calibration.89 S-10 2.5L 125,000. When do you know it is time to replace the ECM (on-board computer). The certified mech whom I trust thinks it is time. Long story short, I replaced everthing I could. I have a different running truck after each start, idle high, idle low, stall, black smoke, SES light, and sometimes runs perfect. Please help if you can.
Related products. New GM Unlocked T87A TCMs $ 399.99 Select options L5P Modified ECM Purchase / ECM Exchange Service $ 649.99 – $ 1,499.99 Select options ZR1 Modified ECM Purchase / ECM Exchange Service Jul 17, 2001 · Re: How to ID ECM Chip? look on the chip if it has a 4 letter alpha code (example: AMUR, BJYL, etc.) then you have the factory chip. side note that four letter code should be the same code that is printed on the white label on the outside of the computer box.
ECM, PCM, and ECU are generally manufacturer specific. ECM is generally a "catch All" term that can mean quite a few things. I have a few friends that are electrical engineers and they use the term...Cardone 77-6396 Remanufactured General Motors Engine Control Module (ECM) / Computer. ICT Billet LS Gen III 3 ECM Mounting Plate Powertrain Control Module Engine PCM ECU LS1 ENG018.
4 Bolt Main GM Factory Vortec, Edelbrock's Performer Multi-Point EFI. A/T Flywheel, Hedman TEMS headers, and all the other good stuff that goes with a long block. It specs out at 265 [email protected]
RPM and 340 ft/lbs of [email protected]
RPM. For a plain jane Sierra, not bad in my opinion. Its pricey tho, $4,395.00 + shipping. Pindar