what does service 4 wheel drive light mean

chevytrucks94 · 07-18-2012, 06:07 PM

its my grandpas truck he called the other day asking me if i could look at his truck the service 4x4 light came on. Its and 02 with around 150k on it with the lb7. Just looking for a few places to start. thanks

rdsoxx · 07-20-2012, 06:25 AM

switch on the transfer case, electic motor, 4wd module. Get it scanned first to see what codes shes throwin

bigtuna189 · 07-28-2012, 09:38 AM

Quote:

Originally Posted by chevytrucks94

its my grandpas truck he called the other day asking me if i could look at his truck the service 4x4 light came on. Its and 02 with around 150k on it with the lb7. Just looking for a few places to start. thanks

start with replacing the encoder motor sensor, I ordered from rock auto around $40, most common fix solved problem

07-18-2012, 06:07 PM	eBay Motors #1 (permalink)
chevytrucks94 Junior Member Join Date: Oct 2011 Posts: 37	what does service 4 wheel drive light mean its my grandpas truck he called the other day asking me if i could look at his truck the service 4x4 light came on. Its and 02 with around 150k on it with the lb7. Just looking for a few places to start. thanks

07-20-2012, 06:25 AM	eBay Motors #2 (permalink)
rdsoxx Junior Member Join Date: Jan 2012 Posts: 126	switch on the transfer case, electic motor, 4wd module. Get it scanned first to see what codes shes throwin __________________ 2002 with 93k

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