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If it has a cracked diaphragm, it will allow Transmission Fluid to be sucked into the intake manifold. The engine vacuum controls the function of the modulator. The trans won't automatically shift (up or down) right, either.
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Bad PCV valve smoke?
A bad PCV valve can cause the engine to smoke. The valve is easy to change in most engines to correct the problem.
How do i replace the transmission modulater?
diagram of replacing a modulator valve for a 1985 Chevy suburbun van
What does a modulator spool in a transmission?
If you are asking the function of a modulater valve,it is to smooth out the shifts in an automatic transmission.
Where is the modulater valve on 93 explorer?
I believe the modulator valve on the A4LD automatic transmission is on the right side of the transmission behind a heat shield
Will a bad valve cover gasket cause smoke from exhaust?
No, it will not cause smoke from the exhaust pipe. However the leaking oil can drip on the exhaust manifold where it will be burnt and smoke.
Would a PCV valve cause your truck to lose power?
NO it would not.
What can cause white smoke from the exhaust 1994 mercy grand?
valve seal
What causes a 1990 dodge Dakota to smoke when you start it?
valve seals. Can be replaced with engine in truck & heads do not have to be removed.
Why is my 1992 Chevy truck smoking only on take off?
blue smoke=oil in the combustion chamber(i.e. valve seals etc) white smoke=coolant in the combustion chamber(head gasket etc) black smoke=gas in the combustion chamber(leaky valve etc)
Where is the location of a 1994 Ford Explorer modulater valve?
On a 1994 Ford Explorer : The modulator valve for the A4LD automatic transmission is on the passenger side of the transmission ( I believe it is behind a heat shield )
Will a blown head gasket between the valve pushrods area and cylinder cause to smoke?
you betcha it will
On my 89 gmc truck 5.7 v8 what could make it smoke really bad and run poorly?
o2 sensor bad rings or burnt valve or valve guide seals
