It would be fine for weeks, then leave him stranded. We checked the battery, starter, and fuel pump, all of which were fine. After hours of diagnostics, we noticed the 5-volt reference signal from the PCM to the sensors would occasionally drop out.
Is your 2004 GMC Yukon XL 2500 acting up?. After hooking up my scope and monitoring the 5-volt reference signal from the PCM, I saw it drop out randomly. This isn’t just a part; it’s a permanent solution that saves you from chasing ghosts in the machine.
This 2004 Chevrolet ASTRO ECU is in overall good condition. Quality OEM Used Auto Parts at a Quality Price.
This module is compatible with these part numbers:12586243 89017739. We will need yourcomplete 17 digit VIN in order to program the module.
As a technician with over two decades of experience under the hood, I’ve seen countless drivers chase expensive sensor and fuel system repairs when the root cause was a failing ECM. The owner had already replaced the fuel pump and crankshaft position sensor.
We use your vehicle’s VIN to flash the module with the latest, most stable GM software, ensuring it works correctly right out of the box. This is the quality fix your2004 Silverado 2500 PCM 12586243 needs.
But you will receive one that looks like the picture and fits in your vehicle. CADILLAC – CHEVY – GMC – PONTIAC. After one claim, the warranty is exhausted. Most issues can be avoided if you provide us your vehicle’s OEM part number, VIN number and mileage during checkout.
Are you struggling with persistent check engine lights, poor engine performance, or a vehicle that simply won’t start?. We take the guesswork and complexity out of the repair by pre-programming the module to your vehicle’s specific VIN, ensuring a seamless and effective installation.
This module is compatible with these part numbers:12586243 89017739. We will need yourcomplete 17 digit VIN in order to program the module.
Ident: 12586243. ECM ECU EBX ENGINE BRAIN BOX OEM IN GOOD CONDITION.