K33 HVAC Control Module X1

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: K33 HVAC Control Module X1 Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	-	-	Not Used
2	0.35 GY	7565	Temperature Signal
3	0.35 PU/WH	5203	Air Quality Sensor Signal
4	0.35 D-GN	734	Inside Air Temperature Sensor Signal
5	0.35 TN	3197	Temperature Signal
6	0.35 GY	597	5-Volt Reference
7	0.35 D-GN	7566	Low Reference
8-11	-	-	Not Used
12	0.35 L-BU	7564	Humidity Sensor Signal
13	0.35 PU	1783	Twilight Sentinel Delay Signal
14-17	-	-	Not Used
18	0.35 BN	404	Upper Air Temperature Sensor Signal
19	0.35 L-GN	405	Lower Air Temperature Sensor Signal
20	0.35 L-BU/BK	590	Driver Sunload Sensor Signal

Connector Part Information

Harness Type: Instrument Panel
OEM Connector: 13611322
Service Connector: 13317839
Description: 20-Way F USCAR 64 Series (GN)

Terminal Part Information

Terminal/Tray: SAIT-A03T-M064/14
Core/Insulation Crimp: P/P
Release Tool/Test Probe: J-38125-215A/J-35616-64B (L-BU)