The front hub locks when the vacuum actuator is engaged by the transfer case switch. Shop online, find the best price on the right product, and have it shipped right to your door. Take lots of pictures - to make sure you get it back the way it was. My button takes a few minutes to light up on 4hi, but will eventually light up. Our dedication to service doesn't end there, because no matter your location in the nation, we'll go above and beyond to deliver your orders promptly. I just wanted to throw one thing out there though.
Turn ignition to run position engine off. The vacuum passage opens and closes by way of a 3-pronged vacuum switch that sits on top of the transfer case. This is difficult, but nit impossible. The procedure is too lengthy to spell out here and the manual gives photo too I have mine in front of me as I write. The activation is triggered by linkage inside the transfer case, which upon engagement of the transfer case, opens a vacuum passage that supplies vacuum to the actuator that pulls the cable that locks the front axles got that? When we did this, it caused all kinds of random lights and data readings.
Place ignition in run position engine off. The wiring harness near the right front axle where it enters the differential housing was damaged. I used a cardboard box with diagrams to remember where the screws and nuts went I stick the screws into the box diagram where they go. Realistically, I would plan for 16 hours of actual work unless you have done it before, then cut the time in half. It costs fifteen dollars at autozone and usually greatly improves the performance of the acuator.
After replacing the transfer case switch, the vacuum lines need to be purged of fluid or replaced altogether, if you really want to go all- out. A trouble code is also stored at that time. The vacuum actuator is either in the fender or under the battery. So if all else fails for some people who have gone through this problem, check your diaphragm, make sure there are no tears in it. It does lock in but you can only go about 5 mph at 2500 rpm.
Before you remove the steering mark where the steering wheel lines up with the steering column with tape. I have replaced inside-the-tank pumps before and they are not all that difficult on a vehicle as … new as yours. Then it must be the throttle cable that goes wrong. You should perform routine maintenance regularly to check if the seat belt can protect you or your passengers under dangerous condition or if the power window switch work properly. I need to know where does that Vacuum line from the actuator go to. It has three vacuum hoses coming off of it. At least two wires were broken, including the brown wire, which can be seen in the photo lower left.
Does the system in this video apply to my vehicle as well? The 3 vacuum lines will only go on in one position. I just picked it up a couple weeks ago and found that y 4×4 isnt working. During step 1 , if one button stayed lit to indicate transfer case shift position, go to next step. Everything seems to engage ok. Awesome videos and great detailed explainations! Our cheap Chevy S10 parts prices say it all.
It is very time intensive though. I have a 98 s10 zr2 that I have had to do a little work on but is overall in pretty good shape. The reason of these symptoms may be the broken rocker arm or steering knuckle. When oil enters the vacuum lines, a common symptom is loss of four wheel drive. It now has been through three generations. Here's a cut-away view of the transfer case vacuum switch. It is built to work just like the original part.
Good videos on U-Tube to show you how to swap the switch out. Once you noticed the same symptoms, you should get your Chevrolet S10 checked and replace broken parts as early as possible. It acts like it wants to switch to 4hi, but the 4 hi just blinks while u hear the motor or whatever is making noise wanting to engage but it stopes and 4lo stays solid. I just bought a 2003 Chevy Blazer and was sad to find out when I got it home that the 4×4 did not work. I just picked it up a couple weeks ago and found that y 4×4 isnt working.
Turn ignition to run position engine off. If no buttons are pressed, and the transfer case shift control module detects a voltage level outside the possible range approx. Put Blazer on jack stands. I have 4x4 s10 and it's not engaging or doing anything. Once I figured out where the switch actually was it is on top of the transfer case , I was able to remove it and install the new one in about 5 minutes and the 4x4 engagement now works fine. Once I figured out where the switch actually was it is on top of the transfer case , I was able to remove it and install the new one in about 5 minutes and the 4x4 engagement now works fine. Seals inside the switch keep the fluid inside the transfer case out of the vacuum lines.