Chevrolet TSB #020421004
2002 Chevrolet Avalanche
Affected Component: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
- TSB Document
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- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 020421004.
- Summary
- SOME CUSTOMERS MAY COMMENT ON THE SERVICE 4WD INDICATOR ILLUMINATING WITH DIAGNOSTIC TROUBLE CODE B2725 SET. *TT