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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 253 (HVAC SYSTEM - MANUAL)REPAIR INSTRUCTIONSHVAC CONTROL ASSEMBLY REPLACEMENT
2006 Buick Terraza CXL, 3.5 L, AWD
HVAC Control Assembly Replacement
2006 Buick Terraza CXL, 3.5 L, AWDSECTION HVAC Control Assembly Replacement
WARNING: This page is about a different car, the 2007 Chevrolet Monte Carlo and 2007 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
HVAC Control Assembly Replacement
| Callout | Component Name |
|---|---|
|
NOTE:
Refer to Fastener Notice
. Fastener Tightening Specifications:
Refer to Fastener Tightening Specifications .Preliminary Procedure: Remove the accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement (Impala)
or Instrument Panel Accessory Trim Plate Replacement (Monte Carlo)
. |
|
| 1 | Screw, Heater and A/C Control Assembly (Qty: 2) Tip: Disconnect the HVAC control assembly electrical connector. Tighten: 1.5 N.m (13 lb in) |
| 2 | Control Assembly, Heater and Air Conditioning Refer to Control Module References for programming and setup information. |
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.