Questions & Answers for: Chevrolet Blazer vacuum

...down by the feet does any else have this problem? Hi: On the back of the heater control unit are vacuum lines, make sure plug is firmly attached. FIRST though check if vehicle does not go into 4WD ...

idoling at 1500 to 2000 rpms and shifting at 3500 to 4000 rpms Check your manifold vacuum. The 4.3L are notorious for loosing manifold vacuum and leaking just beneath the AC unit. Use a vacuum gauge ...

i need a connection diagram for a chev blazer vacuum actuator for 4 wheel drive The Vacuum line to the 4wd actuator from under the battery try runs along the passenger side frame to the vacuum harness

...to floor. All others (vents, defrosters) ok There's a possible problem with the following part: Vacuum Control Assembly Removal & Installation To Remove: Remove instrument panel carrier. ...

...will spin but the axel isnt locking in. most common problem we see with the s-10 is there is a vacuum actuator under the battery box this is what engages the front definitional there is a vacuum ...

...SMOKE IS A RICH FUEL MIXTURE.CAUSE BY WEAK SPARK IGNITION, FAULTY MAP SENSOR CHECK MAP SENSOR VACUUM HOSE AND ELECTRICAL CONNECTOR BECAUSE BAD MAP SENSOR WILL CAUSE RICH FUEL MIXTURE CHECK THE ...

havac door chang on heavy exceleration look for vacuum leak to vacuum pack or rubber hose to vacuum tank if vacuum drop down to much the actuator door will blend

vacuum switch was bad vacuum all the time, replaced with new one now not enough vacuum won't work actuator checked and did put on right seems to have good vacuum comming into the switch, mabe a bad ...

...cable by pushing on the actuator with your fingers.mine will not squeeze if i push on it The vacuum actuator should move by hand without vacuum applied. You should also be able to see it move ...

Frontend wont lock in 97 blazer.? Front end lock is vacuum actuated and if there is no vacuum from the shifter switch, it will not lock the front end. Make sure there is vacuum going down to the ...