2002 Chevy Express 3500 5.7 v8 - EricTheCarGuy- Stay Dirty! I have a 2002 chevy express 3500 5.7 V8.. losing crank sensor 12 volt reference intermittenly.. crank sensor new.. replaced connector with GM part. My question is is the pcm what sends out the voltage to the crank sensor?? it is a 3 wire connector. 5v reference. 1998-2002 Chevrolet Express Van Vehicle Wiring Chart and Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 1998-2002 Chevrolet Express Van. This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. WIRING DIAGRAMS Repair Guide - AutoZone AutoZone Repair Guide for your Chassis Electrical Wiring Diagrams Wiring Diagrams Chevy Express 3500 Fuse Box Diagram - Wiring Forums Trying to find information concerning Chevy Express 3500 Fuse Box Diagram? you are right here. You may be a professional that wants to search for references or solve existing issues. Or you are a trainee, or perhaps even you who just need to know regarding Chevy Express 3500 Fuse Box Diagram. Gmc Savana (2003 – Chevy Express Fuel Pump Wiring Diagram - Wiring Forums Looking for information regarding Chevy Express Fuel Pump Wiring Diagram? you are right here. You could be a technician who intends to seek referrals or solve existing issues. Or you are a student, or perhaps even you that just need to know concerning Chevy Express Fuel Pump Wiring Diagram. Pump Wiring Diagram – Aspen Pump Chevrolet Express 3500 Repair Manuals & Diagrams | Advance If you're in search of Chevrolet Express 3500 Repair Manuals & Diagrams aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 3 Repair Manuals & Diagrams parts from top brands with prices ranging from $6 to $6.