I need a lay out of all the vacuum lines for a 1991 Chevy van.
That transmission is all computer controlled. No vacuum lines on it.
There should be a sticker somewhere under the hood showing a diagram of all the vacuum lines and where they go.
Check all vacuum lines.
If you look under the hood you will see a sticker with all the vacuum lines on it.
There are more than a dozen vacuum lines on your 2000 Chevrolet Tahoe 5.3 liter engine. A complete vacuum line diagram can be obtained from most Chevrolet dealerships.
To route the vacuum lines on a 1993 G20 Chevy van, start by identifying the vacuum sources, such as the intake manifold or vacuum reservoir. Follow the factory routing diagram, if available, to connect the lines to their respective components, including the brake booster, HVAC system, and any other vacuum-operated devices. Ensure that all connections are tight and free from cracks or leaks. Finally, check for proper operation of all vacuum-dependent systems after completing the routing.
check all vacuum lines for leaks
The only vacuum lines you need on the old carb moters is for ur break booster and vacuum advanced distributer
Could be a lean condition. Check all vacuum lines.
It is important to have a diagram of all the line in a car while owning it. A person can get a diagram of the vacuum lines in a 1996 Chevy Suburban K1500 2WD by purchasing the maintenance or repair manual at an auto part shop.
The vacuum lines for a 2000 Cavalier are located all over the engine bay and under the dash. A break in any line can cause rough running.
Did you check the Power Brake booster vacuum hose? Also the booster itself make have a busted diaphragm.