0
Its in your owner's manual. My 1998 runs about 40 PSI on Highway and 30 PSI at idle. Goes down a little when warmed up. Was a little stronger when new.
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
What is the fuel pressure for a 1999 GMC Suburban 5.7 LT?
Between 55-60 psi
On a 1999 gmc 1500 suburban 5.7l where is the ac condensor?
on a 1999 gmc 1500 suburban 5.7 l where is the ac condensor
Can you patch a heater hose on a 1999 gmc suburban?
No you can not, It is under to much pressure when engine is running. NEED to REPLACE IT.
Where is the brake light ground wire located on 1999 gmc suburban 4x4?
looking for help on the brake light ground wire location for 1999 gmc suburban 4x4
What is an ecu for an 99 gmc suburban?
An ECU is essentially the brain for a 1999 GMC Suburban. Without an ECU the truck will not be able to operate at all.
Why is my 1999 gmc suburban Stuck in 4 wheel drive low?
My 99 gmc suburban is stuck in 4 wheel drice low
What is the cost for a valve job on a 1999 GMC suburban?
A valve job for your 1999 GMC Suburban will cost approximately $800. The parts will cost around $200 and require 10 hours of labor.
Where is the starter relay on a 1999 GMC Suburban with a big block?
The starter relay on a 1999 GMC Suburban with the bib block engine is located on the solenoid for the starter. The solenoid for the starter is on top of the starter.
Where is the fuel pressure regulator on your 1999 gmc safari?
where is the fuel pressure regulator on a 1999 GMC SAFARI? thank you
Where is the fuel pump located on 1999 GMC Suburban?
In the fuel tank.
Will a 1999 Gmc grill fit a 1999 Chevy Suburban?
Yes it will bolt right up.
What is the reccommended 1999 GMC Suburban maintenance list?
Read your owners manual.
