Pics will be following shortly somewhere on plow site. See also: Categories , , , , Tags , , , Post navigation. Most of the advice and information is applicable to the two automatic transmissions that came in almost all these trucks. Personally I am surprised a dealer would sell a truck with a problem like that. Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Transmission Oil Cooler Line stock in-person! You should want this to be the problem. If not use a small telescoping magnet to remove the C-clips from the axles through the differential window.
Replacing a damaged cooler line with our Auto Trans Oil Cooler Hose Assembly takes you a long way in protecting your transmission. I replace three of them and all the light bulbs in my 2004 gmc just yesterday ,, It took me three hrs from start to finish. Or you may just be struggling to keep it highway-approved. They are not difficult to do. You didn't state your drivetrain but if you have the Allison tranny,all 3 lines will eventually leak at the crimps,more so in cold weather. That makes taking off much better on the transmission. It is pretty applicable to the 4L80E as well.
Either the wiring harness has a short or the transmission fuse is blown. It removes all of the torque converters multiplication factor and increases drivetrain efficiency. The use of cooling system seal tabs or similar compounds may restrict coolant flow through the passages of the cooling system or the engine components. Just replace the stepper motors. I personally would not turn the rotors, for all the work you are doing to get them off, waiting for a shop to turn them. Water pump drive belt pulley and bolts if applicable. Biggest pain was getting the clips out from the connectors on the transmission.
The 2004 Sierra was a carryover from the model year. Stepper motors are available on e bay for 6 bucks. Tighten the pulley bolts first pass to 89 inch lbs. The light bulbs are more difficult to replace than the stepper motors. Lots of different ways of fixing them but I went for the all flexible hydraulic lines made by Red's Auto Rehab who sells from Ebay.
We only sell parts from trusted brands like so that you can find quality parts you can count on. They all have different quirks. Install or connect the following: Water pump. Limp mode is designed to keep the transmission from hurting itself when it detects something is wrong. Check Engine Light— Before doing any serious work, if you have a check engine soon light, go ahead and have it scanned to see what trouble codes it is throwing out. Tighten the water pump bolts first pass to 11 ft.
I already know the lines from the trans to the trans cooler are rotted badly enough to leak red trans fluid. It came in the lighter duty trucks. AutoZone, or any other parts store will be able to help you with this for free. You might find the problem right there. Dont even bother turning the rotors, today's composite rotors rot and pit from the inside out, most times you can turn and turn and never hit good metal. Surge tank hose Heater hose Outlet radiator hose to the coolant pump Drive belt Cooling fan and clutch assembly Upper fan shroud Inlet radiator hose to the water pump Air inlet duct Coolant Posted on Jan 15, 2010 You dont have to replace the cluster.
All this is from plenty of experience, not just opinion. . . Transmission Not Locking in Overdrive— The 4L60E and 4L80E both have torque converters that lock. Changed lines, filter, flushed trans in about 3 hours working very slowly.
Install the water pump bolts. Anyone change them, can you buy them pre-bent etc? No matter the situation, Advance Auto Parts has the Transmission Oil Cooler Line product you desperately need. If not you may have to use a long bar or 2x4 to wedge and pry the differential out. This is usually caused by the lockup circuit failing. For a temporary fix cut line at break an slip some fuel line on to make repair, doube hose clamp each side.
It may be but is less likely that the sun shell went bad as well. There are many excellent threads on this site describing how to flush trans an you will be amazed at the junk that comes out. Even if they are disclosed, the state wants the vehicle to be road worthy with no major mechanical problems. Our line's leak-resistant design prevents transmission fluid loss. They are not fun to replace, pretty tight on both ends, but any novice mechanic can get it done. Buy the good rotors, the stamped rotors are more expensive but last twice as long.