fuel seems to be leaking onto the sparkplugs Check the vacuum line under and in front of the throttle body...with engine idling. It is located under where the air filter snorkel attaches to the engine
...fuel pressure regulator vacuum line, then tag and disengage all other necessary vacuum hoses. Loosen and remove the fuel rail retaining bolts. If necessary to remove the fuel rail assembly completely ...
...Vacuum leak, have you checked fuel pressure while it sits? ... Would the spider alsocause a misfire at low rpms? .... at an idle, or squeaking while driving and it gets faster as you go? ..... 1994 ...
...vacuum hoses in back of the carb on a 1988 chevy 2.8 blazer were do they hook up to ??? pcv valve and there are still two more??? Other places to look are heater control line, power brake booster and ...
fuel pressure regulator Engage the regulator vacuum hose. Connect the negative battery cable, then pressurize the fuel system by cycling the ignition (without attempting to start the engine) and check
...fuel pump in a 1988 chevy S10 truck and what is easyer take the tankdown or take the bed off . Labor will run you about $200.00-300.00.Take the tank down but be careful and don't brake the tank vent ...
...like it just isnt getting gas You might want to put a fuel pressure gauge on it. I'd change the filter too. Check the condition of all rubber vacuum lines. These are notorious for getting
...fuel from the pressure regulator vacuum side arm (when the vacuum line has been disconnected) it needs to be replaced. experienced the same thing with my chevy s10 2wd pickup. Ran fine on the flat, ...
...know where the vacuum line goes when it comes out of the map sensor on a 1987 chevy blazer From the map sensor to vacuum port on the front of the TBI unit somewhere near the fuel inlet and outlet ...
...changed fuel pump, map sensor, idle control, fuel filter, plugs+wires. All vacuum lines and relays are working. sounds like a weak coil going bad they die ever so slowly causing this problem you
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