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you can take oil and put it where you suspect there to be a vacuum leak. If there is a leak the oil will be pulled into the engine or hose
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How much hp 1990 4-cylinder MUSTANG?
The 1990 Ford Mustang 2.3L SOHC had 88HP
Where is ac low pressure service port on a 1990 Ford Mustang gt?
Where is ac low pressure service port on a 1990 ford mustang
What should you check into regarding your two driver side windows that quit working in your 1990 lx ford mustang?
Check underhood fuse panel
How do you check matching numbers for a mustang?
ford mustang 1966
1990 ford f150 has rough idle and stalls but runs great over 1000rpm?
Check your vacuum hose.
Does the 1990 ford mustang have a cabin air filter?
no
What causes bad vibration in a ford mustang at speeds of 10 or lower and while in park?
To fit both those symptoms it would be a vacuum leak, check all the vacuum hoses and the intake
Will a 1990 Ford Mustang 5.0L engine fit into a 1990 2.3L Ford Mustang?
It will bolt in, however, you will run into problems with the onboard computer. You will have to reprogram, or maybe even change it.
What size gas tank on your 1990 Ford Mustang convertible?
According to my Chilton's Auto Repair Manual : A 1990 Ford Mustang has a ( 15.4 U.S. gallon gas tank )
Will a 1987 Ford Mustang 5.0 engine work in a 1990 Ford Mustang 5.0?
Should drop right in...same engine.
How much will a vacuum leak repair cost for a 2000 ford mustang?
120
How do you reset check engine light on a 1998 ford mustang 3.8L?
somethings wrong still if you light is on most likely has to to do with the EGR valve or a Vacuum leak
