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1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation

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Old Jun 30, 2017 | 06:12 AM
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Default 1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation

I don't think I can solve my engine problem (Thread-97 Blazer valve adjustment). I have a pretty good deal on a replacement engine and I don't want to miss out. I have from July 1st to the 4th to pull a 4.3 Vortec from a 1997 Bravada. Anybody want to help guide me through the engine removal process ?
 
Old Jun 30, 2017 | 07:26 AM
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Basically you have the 2 fuel lines and 1 evap line to disconnect or cut, 2 radiator hoses, 2 heater core hoses to remove or cut, wiring harness to remove or just unplug from the engine, Starter and wiring, 3 torque converter bolts and i believe 8 bell housing bolts, 6 motor mount bolts.
I would remove the hood and radiator to make it easier.
If you want alot more room just remove everything from the front of the engine like the alternator bracket a/c compressor/power steering bracket (you might need a special puller to get the power steering pulley off) and the water pump.
 
Old Jun 30, 2017 | 08:06 AM
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Originally Posted by ChuckNTruck
Basically you have the 2 fuel lines and 1 evap line to disconnect or cut, 2 radiator hoses, 2 heater core hoses to remove or cut, wiring harness to remove or just unplug from the engine, Starter and wiring, 3 torque converter bolts and i believe 8 bell housing bolts, 6 motor mount bolts.
I would remove the hood and radiator to make it easier.
If you want alot more room just remove everything from the front of the engine like the alternator bracket a/c compressor/power steering bracket (you might need a special puller to get the power steering pulley off) and the water pump.
ok thank u. If I need any more advice, I'll post it here.
 
Old Jun 30, 2017 | 01:49 PM
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Ok I need to hot wire this Bravada at the salvage yard. But this guy said "To hard to explain but you can put a flat head screwdriver and touch the two bolts on the starter soleonoid and it will turn over" ...is that true ? If not, how can I start it without the key ? Or how can I hot wire it ?
 
Old Jun 30, 2017 | 02:30 PM
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Originally Posted by Tynan Tha Real Dill
Ok I need to hot wire this Bravada at the salvage yard. But this guy said "To hard to explain but you can put a flat head screwdriver and touch the two bolts on the starter soleonoid and it will turn over" ...is that true ? If not, how can I start it without the key ? Or how can I hot wire it ?
You can't hotwire it to start and run. Security system is pretty good. Need the key.
 
Old Jun 30, 2017 | 04:33 PM
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Originally Posted by Lesmyer
You can't hotwire it to start and run. Security system is pretty good. Need the key.
Ok. When I turn the engine over by hand turning the alternator clockwise and pulling up on the tension pulley, it's a little harder than turning my engine over the same way. Is that a sign of good compression ?

The​ oil is good, from the dipstick, going to drain it tomorrow. The mileage is 96k. The engine turns over by hand. So far so good ?
 
Attached Thumbnails 1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation-img_20170630_152054.jpg   1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation-img_20170630_152929.jpg   1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation-img_20170630_152947.jpg   1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation-img_20170630_153020.jpg  

Last edited by Tynan Tha Real Dill; Jun 30, 2017 at 04:45 PM.
Old Jun 30, 2017 | 04:40 PM
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Originally Posted by Lesmyer
You can't hotwire it to start and run. Security system is pretty good. Need the key.
Ok I found a 98 or 99 model with the key in the cylinder, is the ignition key cylinder from that compatible with the 97 cylinder ?
 
Attached Thumbnails 1997 4x4 Blazer LT VIN "W" 4.3 Vortec Engine Removal/Installation-img_20170630_152137.jpg  
Old Jun 30, 2017 | 05:18 PM
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even if it is you will need to do a relearn
 
Old Jun 30, 2017 | 05:19 PM
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If somehow you get this engine out, take the computer also
 
Old Jun 30, 2017 | 05:59 PM
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Originally Posted by newguy
If somehow you get this engine out, take the computer also
As a must do or just in case ? I'm taking everything attached to the engine, according to their engine package.
 



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