Because out of date auto parts inadequately function, it's necessary to switch to new ones. Both front wheels are now engaged and pulling the vehicle. Is your shift linkage bent or broken? After 4 mechanics it is still not working. The next move is the check the servo under the battery tray. Did you correct the condition? Also check your fuse going to that devise before buying another one.
This happens in conjunction with auto door locks if enabled or independently of auto door locks if the feature is disabled. It does the same thing when I go from 2 hi to 4 auto but when I go from 4 auto to 2 hi the lights change but no click. However, this vehicle was out of warranty, and dealer and manufacturer were not willing to assist consumer with this defect. Grey which is five volt reference, light blue which is feed back, dark blue which is temperature signal, black which is ground, and brown which is ignition power. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
With a test lamp connected to a good ground, probe the door lock actuator lock circuit at the door lock actuator harness connector. I got five volts on the grey wire and 12. Does the test lamp illuminate? Change components which are in poor form to permit your drivetrain to perform with greatest capability or yourself to travel with a confident mind set. How do you get to the screws that hold the actuator onto the box? I have factory service repair information , 32 steps! Just wanted to pass on what I found out. We replaced the parts 4 years ago - I've done this and haven't had any further trouble engaging 4x4. The problem is the electronic transfer case shift motor.
I had the same thing go wrong with my '99 Blazer a few months back. To engage your 4 Wheel Drive has 2 steps. When I click on the 2 hi switch the 2 hi light will blink a few times, I hear a click and it goes solid and the 4 hi light stops blinking. I put the front wheels up on a ramp, set the parking brake and put a block behind the rear wheels to give me enough room to get under the truck. When vacuum is applied to the servo, it should pull back the cable which engages the right side axle. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
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. That will keep the front axle engaged at all times. To check, hook up a test light between both wires for the solenoid. Of course they are usually higher then a wrecking yard. My question is are we the only two to have transfer case problems? It is only blowing out of the defrost vents, the end-dash vents and the rear console vents. Probe the door lock actuator lock control circuit cavity in the fuse block. Go to Step 9 7 Repair the open door lock actuator lock circuit.
Go to Step 10 -- 9 Replace the liftgate door lock actuator. I am not sure I could do it a second time, but I actually got it in correctly by accident, lol. However, our Transfer Case Switch resists corrosion and water intrusion, meaning Four-Wheel Drive smoothly and consistently engages. Crawl underneath and have a look to make sure your linkage is intact and adjusted to shift properly and engages transfe … r case all the way in to position invite a friend slave over for beer and get them to shift it in and out while you watch the action. Or are they ripped off? I have found a video on YouTube, even though it is on a 2001 Tahoe. Shop online, find the best price on the right product, and have it shipped right to your door.
They are almost identical and they use the same actuator: I suppose, failing all else, I will use the 2Carpros video for replacing mine. I found the number on the vacuum solenoid. Llook at the hubs on your front wheels. This will hold the front drive shaft still for the rest of the test. This is sold individually and built to fit specific Chevrolet models such as the K1500, K2500, K3500, Blazer, K1500 Suburban, K2500 Suburban, and Tahoe. Let me know if you need more diagnostic steps. I can't find the part anywhere online.
When I switched back to 2 hi Id get the click and the thunk again and the 2 hi light would go solid. Large aluminum driveshaft transfer sound. Crawl underneath and have a look to make sure your linkage is intact and adjusted to shift properly and engages transfer case all the way in to position invite a friend slave over for beer and get them to shift it in and out while you watch the action. You can try to press the four wheel drive Lo button or put it into 4wLo and back up approx. Does the test lamp illuminate? Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Anyway, that worked for me.
Nov 24, 2017 Take the liftgate inside panel off an check the wiring , connections etc. The moving air will hold it in place allowing you to hopefully fit the new actuator and guide plate in correctly and again hopefully aligned. Does the test lamp illuminate? Hope someone has a … better fix than I. My plans where to drop the diff and take a look anyhow since I knew the problem must be in there, I just needed someone to give me the possible reason what might have happened. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. If you are not in very rough terrain or mud, which would require more torque, you may use step … 2. You should feel the front wheels slipping or kicking up rocks.