Where are the fuses located on a Chevy Avalanche?
The underhood fuse block is located near the battery on the driver’s side of the vehicle. *1 — Gasoline Engine and Fuel Injection Rail #2. *2 — Gasoline Engine and Fuel Injection Rail #1.
What is the transfer case control module ( TCCM )?
The Transfer Case Control Module (TCCM) is a specialty of the General Motor’s 4WD operation.
Where is the fuse box on a car?
The fuse box is located on the passenger side next to the battery. When your vehicle has properly warmed up then you want to turn your vehicle back off and unplug both fuses, cut power by disconnecting the battery .
What to do if transfer case control module fails self test?
Go on checking the battery positive voltage and ignition voltage. You also have to diagnose the connector of the transfer case shift control switch and the ground circuit for ground. If the TCCM fails the self-test but all these circuits turn out fine, you have to replace the TCCM.
The underhood fuse block is located near the battery on the driver’s side of the vehicle. *1 — Gasoline Engine and Fuel Injection Rail #2. *2 — Gasoline Engine and Fuel Injection Rail #1.
Is the transfer case control module ( TCCM ) in sleep mode?
Upon investigation, the technician may find DTC C0550 set. The Transfer Case Control Module (TCCM) has not received the wake-up call during key-up and has remained in the “sleep mode”. When the TCCM is in the “sleep mode”, it will not communicate with the class II bus or the Tech 2®. 1. Try to communicate with the TCCM.
Where is the TCCM located on a truck?
The TCCM is located behind the glove box, and is accessed from underneath the dash. To remove, the kick panel and black cover come off. Then a 1/4″ screw holds the “brains” in the dash. The middle computer is the Truck’s brain, the one on the backside is the TCCM, and on the front is the small ABS computer.
What should I do if I find a c0550 in my TCCM?
If a C0550 is found current or in history with or without other codes, replace the module and go to step 6. 6. Reprogram the TCCM with the latest TIS software using normal SPS procedures. 7. Verify operation and that no codes are present.