GMC NP241

15 discussions on MotorsForum about the GMC NP241: what owners asked, what went wrong, and what fixed it.

What owners report

PING Tom L

Hey Tom, You have or know where I can get hold of a manual or exploded view, of the NP246 transfer case. Mine still leaks, it is coming from the rear output shaft, but can not figure it out. It has a new seal, a new bushing. Also...

1990 GMC FS Jimmy/ Timing Q & Haynes manual

1990 GMC Jimmy Full Sized SLE350CUI TBI TH700R4 NP241I would like to check the timing/advance the timing. Am planning onattaching a vacuum gauge and adjusting it forward until thehighest/steadiest vacuum is achieved. However I cannot find...

1990 GMC FS Jimmy/ Timing Q & Haynes manual

1990 GMC Jimmy Full Sized SLE350CUI TBI TH700R4 NP241I would like to check the timing/advance the timing. Am planning onattaching a vacuum gauge and adjusting it forward until thehighest/steadiest vacuum is achieved. However I cannot find...

1998 Chevrolet 2500 Cheyenne w/ 5.7 Vortec Engine

Dear NG:Available to me I have the following truck.1998 Chevrolet 2500 Cheyenne 5.7L vortec (CPI) engine (130K)4L80E (130K)14 bolt rear (3.73) w/ positraction2x4 operationI own the following truck:1990 GMC FS Jimmy SLE350CUI TBI engine...

1998 Chevrolet 2500 Cheyenne w/ 5.7 Vortec Engine

Dear NG:Available to me I have the following truck.1998 Chevrolet 2500 Cheyenne 5.7L vortec (CPI) engine (130K)4L80E (130K)14 bolt rear (3.73) w/ positraction2x4 operationI own the following truck:1990 GMC FS Jimmy SLE350CUI TBI engine...

1990 GMC FS Jimmy *_*STRANGE*_* tire wear.

1990 GMC FS Jimmy SLE350CUI TBITH700R4NP241Warn Brass/Premium locking hubs.Recent front end work:GreaseNew pads/calipers.Got my truck about 1 month ago. Smooth as SATIN on the way home. Smooth,smooth smooth. Put it up on VIP's lift once,...

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