Rank: Guru
Rating: 91%, 338 votes
HI......
On your 97 Blazer
The fuel PUmp RELAY is located in Right side of dash
Behind the glove BOX.
You can identicate for the colour of the wires.
1- Black/white
2- Dark green/white
3- Gray
4- Orange
5- Red.
NOTE... Check the oil pressure switch, because the GRAY wire pass throught the OIL pressure switch.
OK... I hope this help on your problem..
Thank you for use fixya..