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GMC
Sierra
Climate Control
HVAC Torque Specs on all nuts on all connections
MEDIC901
MEMBER
2003 GMC SIERRA
5.3L
V8
4WD
AUTOMATIC
375,600 MILES
No problem yet, about to change out some parts am going to replace all Orings & seals.
Friday, August 1st, 2025 AT 7:41 PM
1 Reply
KEN L
MASTER CERTIFIED MECHANIC
54,137 POSTS
Can you please be more specific?
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Saturday, August 2nd, 2025 AT 10:13 AM
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