Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 679 (ENGINE CONTROLS - 8.1L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTORSTHROTTLE ACTUATOR CONTROL (TAC) MODULE - C2
2006 Chevrolet Suburban C1500, 5.3 Z
Throttle Actuator Control (TAC) Module - C2
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Throttle Actuator Control (TAC) Module - C2
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Throttle Actuator Control (TAC) Module - C2
Connector Part Information
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| Pin | Wire Color | Circuit No. | Function |
| A | - | - | Not Used |
| B | PU | 1272 | 5-Volt Reference |
| C | L-BU | 1162 | APP Sensor 2 Signal |
| D | TN | 1274 | Low Reference |
| E | - | - | Not Used |
| F | D-BU | 1161 | APP Sensor 1 Signal |
| G | WH/BK | 1164 | 5-Volt Reference |
| H | - | - | Not Used |
| J | BN | 1271 | Low Reference |
| K | - | - | Not Used |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.