Is the 4 wheel drive switch a failure?
The 4 wheel drive switch is an extremely high failure part. i would replace it and you should be ok! hope this info helps! Testimonial: “thanks for the info. “
What does the blinking 4 wheel drive indicator mean?
So what is that 4 wheel drive indicator blinking on your dashboard means? The purpose of the 4 wheel drive light is to indicate when you have engaged 4WD mode by selecting 4H. When the light flashes continuously for more than 30 seconds it signifies there is a problem somewhere on your drivetrain system and that 4WD has not engaged properly.
Where are the DTCs on a GM 4WD?
History and current DTCs are displayed on different menus (History menu shown here). DTCs will stay in memory for 100 key cycles. The dash buttons to the right of the air vent identify this system as an NVG 246 automatic two-speed, which means it has DTCs and scan tool capabilities.
What to do if your Silverado switch fails?
If the switch ever fails on your Silverado or Sierra year models 99, 00, 01, 02 simply contact us for a replacement. Save hundreds off of dealer prices while replacing the part yourself. One of these items ships sooner than the other. Show details In Stock. Sold by GWA Auto Parts and ships from Amazon Fulfillment.
Can a 4WD switch be replaced on a Tahoe?
This 4×4 switch is a direct replacement for the factory switch on your Chevrolet Silverado, Tahoe, Suburban, Avalanche, GMC Sierra, Yukon, or Yukon XL If you are unable to control your 4WD System on your Chevrolet Silverado, Tahoe, or GMC truck a faulty 4×4 switch is likely the culprit.
How to replace a 4 wheel drive switch?
This 4 wheel drive selector switch. It includes controls to switch 4WD modes. This switch is specifically designed to replace the factory all wheel drive switch. OEM FIT, QUALITY, FINISH – All markings and controls on the switch are identical to your factory part. Simply remove your factory 4WD switch and install this switch in its place.
What makes a 4WD shift detent plunger inoperative?
Some owners may comment that the 4WD is inoperative. This condition may be caused by an inoperative transfer case motor (actuator). A new transfer case Teflon (R)-coated shift detent plunger (poppet) has been developed in order to correct this condition. This coating on the exterior surface of the poppet should reduce shift effort and wear.
The 4 wheel drive switch is an extremely high failure part. i would replace it and you should be ok! hope this info helps! Testimonial: “thanks for the info. ”
Why is my service 4WD indicator not working?
If the wires are broken, the actuator won’t operate and the actuator won’t move. If it does not move to the proper position, the buttons on the dash will blink and the “Service 4WD” indicator will be lit because the TCCM never sees a complete 4WD engagement. The ground wire to my front axle actuator was the culprit on my truck.
How to change the oil in a 4Lo?
1. Remove the transfer case actuator. 2. Install a new transfer case actuator, P/N 12474401. 3. Remove the transfer case oil drain plug. Drain the oil from the transfer case. Refer to the Transfer Case subsection in the appropriate Service Manual. If the plug is difficult to remove or stripped, refer to Corporate Bulletin Number 99-04-21-001. 4.