How many 4WD systems does a Cherokee have?
CHEROKEE 4×4 SYSTEMS Cherokee has three proven available 4×4 systems that can tackle all weather conditions.
Why do I get a service 4 wheel drive message?
The codes and message may also be set during normal driving conditions in Auto 4WD, 4HI or 4LO. The trouble codes often set intermittently set during extreme cold or warm weather, or when the battery has a low charge. GM has issued a software update to correct the problem. DO NOT replace the Transmission case control module TCCM.
What is the 4 wheel drive trouble code?
In addition to the Service 4 Wheel Drive Message, you may also have a C0387 or a C0569 trouble code stored. 2007–2009 Chevrolet Avalanche, Silverado, Silverado Hybrid, Suburban, Tahoe, Tahoe Hybrid
How to change 4 wheel drive from 2WD to 2WD?
Turn the transfer case shift control switch (TCSCS) to the 2WD HI position for at least 5 seconds. 6. Turn the TCSCS clockwise past the 4WD LO position to the neutral request position and hold for at least 30 seconds. 7. An audible noise from the transfer case encoder motor should occur indicating asuccessful learn procedure.
What to do if your car has 4 wheel drive?
Deviations in current and position from expected values will cause this DTC to set if the ignition is ON and the system battery voltage is between 10.5–18 V. 1. The key must be in the OFF position for at least 30 seconds. 2. Engage parking brake. 3. Place transmission in Neutral. 4. Turn the key to the ACCESSORY position 5.
What does it mean when your truck says service 4WD?
If the “SERVICE 4WD” message is lit as soon as you start the vehicle, that probably indicates a constant wiring or part fault and the Transfer Case Control Module is noticing that fault as soon as it is energized when the truck is turned on.
When to switch from 4WD Hi to 4WD Low?
If the driving conditions allow you to drive faster without risking damage to your 4×4 and you can safely go over 15 mpg, you can then confidently switch back to 4-High without any risk. Always ensure you stop first before engaging 4-Lo and slow down before reverting back to 4-Hi.
What is the GM service 4 wheel drive message?
GM has issued a service bulletin # 09-04-21-001 to address a Service 4 Wheel Drive Message condition on the vehicles listed below. In addition to the Service 4 Wheel Drive Message, you may also have a C0387 or a C0569 trouble code stored.
What happens when service 4 wheel drive trouble codes are stored?
When the trouble codes are stored and the Service 4 Wheel Drive Message is displayed, the transfer case is inoperative for the rest of that particular key cycle. It will test again and reset the message on the next key cycle if the problem hasn’t been fixed. The codes may be stored with or without you requesting a transfer case shift.