Operation CHARM
: Car repair manuals for everyone.
Hosted by
mcallihan.com
Home
>>
Chevy Truck
>>
1998
>>
S10/T10 Blazer 4WD V6-4.3L VIN X
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Transmission Control Systems
>>
Relays and Modules - Transmission and Drivetrain
>>
Relays and Modules - Transfer Case
>>
Control Module
>>
Description and Operation
>>
New Venture Gear 233 Transfer Case
>>
Encoder Signal Check
Encoder Signal Check
The Transfer Case Control Module
(TCCM)
checks the encoder signal in order to verify that the transfer case is in either 2HI, 4HI, or 4LO.