1997 Chevy Truck reprograming

1997 CHEVROLET TRUCK
95,000 MILES • V8 • 4WD • MANUAL
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JAM_SPOON
  • MEMBER
  • 4 POSTS
Where do you get the information for flashing? How do you flash your computer yourself?
Apr 28, 2008 at 1:37 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
For GM applications, you need a Tech 2 scan tool or Vetronix Mastertech.

Reflashing PCMs requires three things: a scan tool or J2534 pass-through device that is flash capable, a Windows 98 or higher PC with a modem and Internet access for downloading the flash software from the vehicle manufacturer's website (Click Here for a list of OEM Service Websites & Access Fees), and a subscription to the manufacturer's database so you can access the software or get the software updates on CDs. Other items that are needed include a cable to connect the PC to the scan tool or J2534 pass-through device, and a cable to connect the scan tool or J2534 pass-through device to the OBD II connector on the vehicle.
Apr 28, 2008 at 1:47 AM
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