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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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I have a1999 chevy blazer i instaiied new fuel pump new fuel

Customer Question

i have a1999 chevy blazer i instaiied new fuel pump new fuel pressure regulator new vacume lines fuses everything. but the only way it will run is if i put a hot wire from the pump to the hot on battery.andthe dashlights all come on and flash even with the key off
JA: How many miles are on the vehicle? And when was it last serviced?
Customer: i cant tell how many miles it has but they are high. it was serviced about 3 w2eeks before it quit running.
JA: What year is your Blazer?
Customer: 1999
JA: Are you fixing your Blazer yourself? What have you tried so far?
Customer: yes ,, ive done everything except change the spider enjectors but they are working or it wouldnt run when i put a jumper wire on the pump.
JA: Anything else you want the mechanic to know before I connect you?
Customer: just that the insterment panel everything is lit up when it is runniing and with the key off.but if i bump the starter and it dranes the battery in a short time.
Submitted: 8 months ago.
Category: Chevy
Expert:  Gary replied 8 months ago.

Welcome! My name is ***** ***** I will do my best to assist you with this problem.Ask me about added features such as phone contact anytime if you wish !

Expert:  Gary replied 8 months ago.

do you have a multi meter on hand ?

Expert:  Gary replied 8 months ago.

do you know where the fuel pump relay is in the under hood fuse box ?