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Tim's Auto Repair
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Category: Chevy
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Experience:  Have owned a repair shop for 25 yrs.
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Chevrolet Blazer 4x4 (Mid Size): i have a 2001 chevy blazer.

Customer Question

i have a 2001 chevy blazer. i got all the bolts out of the adaptor for the transfer case, but can't get the room i need to drop it. what am i doing wrong?
Submitted: 3 years ago.
Category: Chevy
Expert:  Tim's Auto Repair replied 3 years ago.

hi

you need to unbolt the transfer case from the adapter...not the adapter from the transmission....it will slide off the transmission shaft

thanks

 

2001 Chevy Truck S10/T10 Blazer 4WD V6-4.3L VIN W
Transfer Case Service and Repair, Procedures: NVG 233-NP1, Transfer Case Assembly Replacement
Transfer Case Assembly Replacement

Removal Procedure

28_gc02stos_4-245a.png


1. Raise the vehicle.
2. Remove the transfer case shield.
3. Remove the brace from the transfer case left side shown, if equipped.
4. Drain the transfer case of fluid.
5. Remove the rear propeller shaft.
6. Remove the front propeller shaft.

29_gc02stos_4-245b.png


7. Remove the motor/encoder electrical connector.
8. Remove the motor/encoder electrical wiring harness.

30_gc02stos_4-246a.png


9. Remove the vacuum line for the transfer case vacuum switch.
10. Support the transmission with a suitable jack stand.

31_gc02stos_4-246b.png


11. Remove the transmission mount retaining bolts.

32_gc02stos_4-246c.png


12. Remove the transmission support assembly.

33_gc02stos_4-247a.png


13. Remove the transmission mount (automatic transmission only).

34_gc02stos_4-247b.png


14. Remove the transfer case adapter retaining nuts.

Important: The following service procedure should be performed with the aid of another technician.

15. Remove the transfer case from the transfer case adapter straight back toward the rear of the vehicle.
16. Lower the front of the transfer case.
17. Raise the rear of the transfer case so that it above the torsion bar bracket.
18. In a downward motion, remove the transfer case from the vehicle.

Important: If during the removal of the transfer case the gasket becomes damaged, do not reuse the gasket. Replace the damaged gasket with a new one. DO NOT use any type of sealant in place of the gasket.

35_gc02stos_4-247c.png


19. Remove the transfer case gasket.

Installation Procedure

36_gc02stos_4-248a.png


1. Install a new to the transfer case gasket (with the tab facing upward).

Important: The following service procedure should be performed with the aid of another technician.

2. Install the transfer case assembly.

37_gc02stos_4-248b.png


3. Install the transfer case retaining nuts.
^ Tighten the transfer case retaining nuts to 55 Nm (40 ft. lbs.).

38_gc02stos_4-248c.png


4. Install the transmission mount.
^ Tighten the transmission mount bolts to 47 Nm (35 ft. lbs.).

39_gc02stos_4-249a.png


5. Install the transmission support assembly.

40_gc02stos_4-249b.png


6. Install the transmission mount retaining nuts.
^ Tighten the transmission mount retaining nuts to 46 Nm (35 ft. lbs.).
7. Remove the transmission jack from the transmission.

00_gc02stos_4-249c.png


8. Install the motor/encoder electrical connector.
9. Install the motor/encoder electrical wiring harness.

99_gc02stos_4-250a.png


10. Install the vacuum line to the transfer case vacuum switch.

45_gc02stos_4-250b.png


11. Install the transfer case brace left side shown, if equipped.
12. Install the transfer case brace bolt at the transfer case.
^ Tighten the transfer case brace bolt to 60 Nm (44 ft. lbs.).
13. Install the transfer case brace bolt at the engine.
^ Tighten the transfer case brace to engine bolt to 47 Nm (35 ft. lbs.).
14. Install the rear propeller shaft.
15. Install the front propeller shaft.
16. Fill the transfer case with the approved fluid.
17. Install the transfer case shield.
18. Lower the vehicle.

 

Customer: replied 3 years ago.
i did unbolt the transfer case from the adaptor. that was the frist thing i did
Expert:  Tim's Auto Repair replied 3 years ago.
what its it hitting?the torsion bar crossmember?
Customer: replied 3 years ago.
yes
Expert:  Tim's Auto Repair replied 3 years ago.

it will come out...just turn the case a little...to the kinda flat place on the case,,,and slide it back...it should come off.....i have removed hundreds of transmissions out of these

thanks

Customer: replied 3 years ago.

is the shaft to come out with the transfercase or stay with the trany

 

Expert:  Tim's Auto Repair replied 3 years ago.

the shaft stays in the trans......be sure you unbolt the case from the adapter,not from the trans...it will come out

thanks

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Tim's Auto Repair
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13185 Satisfied Customers
Have owned a repair shop for 25 yrs.