20 Most Recent 1999 GMC Sierra - Page 6 Questions & Answers

What have you checked so far ?Spark to the plugs and fuel pressure ok ?

2WD or 4WD & Engine Size?

Service the transmission. new filter and fluid.

the leakage inside the door lock maybe damage or deslocate try to check

these are usually fit into a locking groove pocket alot like your throttle cable would attach the the mechanism on the throttle body. sometimes they are pressed in ain manufacturing and once broke you will need to replace the complete manual regulator, most have a white nylon plastic type material that the cable rides against as well and these usually get brittle with time and end up breaking or cracking causing the regulator to function inproper or not at all.

Clean the injectors.

You may have a wheel bearing going out that could cause it

you are resetting the pcm module or a faulty sensor. take it to auto zone and use a tester to see what codes it sends

You need a 12 volt battery charger. You can get a jump, and your car alternator should charge your battery while driving.-------------------------------------------------------------------------------FIAT KM TOOL

Fuel filters are bad, fuel pump is bad.

You take yours apart & make the necessaryrepairs,you don't want some elses junk from a salvage yardThere is only 3 things that could happen to yourThe outer axle bearingsThe Posi ClutchesOr you ran it out of fluid from a leak,in which case you install new carrierbearings & clutchesIf it could do that at 19 with no experienceor help 48 years ago ,well !

PROBABLY DOES ! IT SHOULD BE TAUGHT, NOT LOOSE, DID YOU REPLACE SPROCKET AS WELL, SHOULD HAVE, DONOT USE OLD SPROCKET, IT SHOULD HAVE TOLD YOU WHEN YOU BOUGHT CHAIN !

this sensor is integral to the transmission. it is not an external serviceable item.

if it's getting juice, replace it

follow the top radiator hose towrds the motor. you'll see a hose clamp then on the otherside of that is the thermostat housing. there's two bolts holding it on. remove that and any other little brackets that are in your way and it's right there under that housing. Drain a few gallons out of your cooling system, remove housing, and pop old thermostat out. Clean the block and housing with some emery cloth, like $0.40 at auto parts store. (Note, that might not be needed if it's an o ring instead of a gasket. People at store can tell you for sure.) Once it's shiney, place new thermostat it put on new gasket and reinstall. If o ring, place o ring on thermostat and reinstall. top of cooling system, start truck, and keep topping off fluid till it's blowing good heat and not overheating.