changed the fuel pump on 1997 GMC Sonoma

Changed the fuel pump but whe I go to turn the car on it will only stay on for a second then back fire then it turns off

by in Altamonte Springs, FL on January 27, 2011
1 answer
ANSWER by , January 27, 2011
Check your fuel filter, make sure the fuel pump is getting constant power, check for consistent spark and compression.