Hello Charles: My name is Roger and I Will help. The PCM is located behind the glove box on top of the heater case. The VCM is located under the hood just above the ABS unit. Should you need further help please just ask. Please rate the answer you received. This way I know the answer was helpful. Thank You for using Fix Ya. Roger
1997 GMC Truck K3500 1 ton P/U 4WD 6.5L Turbo Diesel 8cyl
The Engine Control Computer is located
Front seating area, passenger side, under dash,
mounted above kick panel.
1997 GMC Truck K3500 1 ton P/U 4WD 7.4L SFI 8cyl
The Engine Control Computer is located
under hood, driver side, front side of shock tower,
mounted on upper fenderwell.
1997 GMC Truck K3500 1 ton P/U 4WD 5.7L SFI 8cyl
The Engine Control Computer is locatedu
under hood, driver side, front side of shock tower,
mounted on upper fenderwell.
I dont have pics, but hope helped with this (remember rated this help) Good luck.
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