C 1500 Truck 2WD V8-454 7.4L (1990)
3B.
On trucks without air conditioning, remove idler pulley bracket and save for reinstallation.
4.
Scribe location of new bracket assembly on A/C compressor/A.I.R. pump bracket.
5.
Drill 5/16" hole/s in A/C bracket using new bracket assembly as template.
6.
Install New Parts:
10045710
Adapter Asm.
-
One Required
10129577
Bracket Asm.
-
One Required
10129578
Hose
-
One Required
11508106
Bolt
-
One or Two Required -
See Step 2A and 2B
11507036
Nut
-
One or Two Required -
See Step 2A and 2B
Parts are currently available from GMSPO.
7.
Torque all bolts to 20-27 N-m. (14-20 lbs.ft.).
8.
Reinstall A/C Compressor or Idler Pulley.
Labor Operation Number:
T1620
Labor Time:
On C/K/R With Air Conditioning
.6 Hour
On C/K/R Without Air Conditioning
.5 Hour