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If you do spot errors, please let me know. Was running fine until I re-grounded the two ground lugs that are attached to the water neck outlet on the Intake Manifold. © copyright Abraham Torres-Arredondo: This information is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. So without further ado, here's my disclaimer: I don't have a staff of proof readers or editors (or even volunteers), I'm just a little guy typing this stuff up in my spare time to help and give back to the Do-It-Yourself community. I've spent many an hour double, triple, and quadruple checking these pin out charts (in these page and in the next couple of pages) using the best sources to compile it but nothing in life is perfect. This is a FLASH unit and requires reprogramming if replaced with a new one or used one.You should never disconnect any of the PCM connectors without first disconnecting the battery negative (-) terminal.To see what this tool looks like: Wire Piercing Probe.You should use a Wire Piercing Probe and probe the wire a few inches away from the connector.Never probe the front of the Connector.
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Why? Because this is the clearest indication that these ARE NOT the Connector Pin Out Charts for your particular vehicle.
#1988 c1500 5.7 ecu diagnostic install#
The 4L85-E ( RPO MN8) is rated to handle vehicles with up to 690 ft LS fuel system swap guide for OBS 1988 to 1998 Chevy and GM K1500 / C1500 trucks This fuel system swap guide will show you all of the parts needed to successfully install an LS engine into your OBS (old body style) Chevy or GM pickup truck. 1993–1997 Jaguar XJ12 / Daimler Double Six.1999–2006 Bentley Arnage Red Label / Bentley Arnage R/RL/T.1992–1998 Rolls-Royce Silver Spirit/Spur II, III, IV.
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2002–2006 Chevrolet Avalanche 2500 General Motors LS engine only.1991–2009 Chevrolet Van/ Chevrolet Express/ GMC Savana 2500 & 3500.1991–2013 Chevrolet C/K/ Chevrolet Silverado/ GMC Sierra 2500 & 3500.No power results in 2nd Gear as 'Limp home mode'. The shift solenoid pattern, also sometimes referred to as solenoid firing order, is as follows By activating and deactivating the solenoids in a predetermined pattern by the PCM, 4 distinct gear ratios can be achieved. The 4L80-E uses 2 shift solenoids, initially called Shift Solenoid A & Shift Solenoid B, later changed to comply with OBD II (On Board Diagnostics revision 2) regulations to 1-2 Shift Solenoid & 2-3 Shift solenoid. The 4L80-E is rated to max GVWR of 18,000 (Axle and vehicle dependent) The 4L80-E ( RPO MT1) is rated to handle engines with up to 440 ft A Hydra-Matic 4L80 transmission at the Ypsilanti Automotive Heritage Museum