Complete digital official shop manual contains service, maintenance, and troubleshooting information for the Buick Terraza 2005-2007. Diagnostic and repair procedures are covered in great detail to repair, maintain, rebuild, refurbish or restore your vehicle like a professional mechanic in local service/repair workshop. This cost-effective quality manual is 100% complete and intact as should be without any missing pages. It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time.

This manual for Buick Terraza 2005-2007 is divided into different sections. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, and assembling instructions. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. It is in the cross-platform PDF document format so that it works like a charm on all kinds of devices. You do not need to be skilled with a computer to use the manual.

EXCERPT:
2007 ENGINE Engine Mechanical - 3.9L - Montana SV6 (Canadian), Terraza & Uplander
Engine Oil Pressure Sensor and/or Switch Replacement
Removal Procedure
Fig. 182: Identifying Oil Pressure Sensor & Knock Sensor Electrical Connectors
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
3. Remove the radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
4. Disconnect the engine harness electrical connector (2) from the engine oil pressure sensor.
Fig. 183: Identifying Engine Oil Pressure Sensor
5. Remove the engine oil pressure sensor.
Installation Procedure
Fig. 184: Identifying Engine Oil Pressure Sensor
NOTE: Refer to Fastener Notice .
1. Install the engine oil pressure sensor.
Tighten: Tighten the sensor to 16 N.m (12 lb ft).
Fig. 185: Identifying Oil Pressure Sensor & Knock Sensor Electrical Connectors
2. Connect the engine harness electrical connector (2) to the engine oil pressure sensor.
3. Install the radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
4. Lower the vehicle.
5. Connect the negative cable. Refer to Battery Negative Cable Disconnection and Connection .
Engine Oil Level Sensor and/or Switch Replacement
Fig. 186: View Of Oil Drain Plug
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the oil pan drain plug.
3. Drain the crankcase.
4. Reinstall the oil pan drain plug.
Fig. 187: Identifying Engine Harness & Clips
5. Disconnect the engine oil level sensor electrical connector.
Fig. 188: Identifying Engine Oil Level Sensor Bolt & Sensor
6. Remove the engine oil level sensor bolt and sensor.
Installation Procedure
Fig. 189: Identifying Engine Oil Level Sensor Bolt & Sensor
1. Install the engine oil level sensor and bolt.
Tighten: Tighten the bolt to 10 N.m (89 lb in).
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