GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2002
🢒
Montana Ext.
🢒
Engine
🢒 Engine Mechanical - 3.1L
Engine
All Description and Operation
Engine Component Description
Lubrication Description
New Product Information
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Identification
Cleaning, Inspection, and Adjustment
Camshaft and Bearings Cleaning and Inspection
Camshaft Timing Chain and Sprocket Cleaning and Inspection
Crankshaft and Bearing Cleaning and Inspection
Crankshaft Balancer Cleaning and Inspection
Cylinder Head Cleaning and Inspection
Engine Block Cleaning and Inspection
Engine Flywheel Cleaning and Inspection
Engine Front Cover Cleaning and Inspection
Exhaust Manifold Cleaning and Inspection
Oil Pan Cleaning and Inspection
Oil Pump Cleaning and Inspection
Piston, Connecting Rod, and Bearing Cleaning and Inspection
Service Prior to Assembly
Valve Lifters Cleaning and Inspection
Valve Rocker Arm and Push Rod Cleaning and Inspection
Valve Rocker Arm Cover Cleaning and Inspection
Water Pump Cleaning and Inspection
Disassembly, Overhaul, Repair, and Assembly
Air Injection Check Valve Installation
Air Injection Check Valve Removal
Camshaft Bearing Installation
Camshaft Bearing Removal
Camshaft Removal
Crankshaft and Bearing Installation
Crankshaft and Bearing Removal
Crankshaft Balancer Removal
Crankshaft Front Oil Seal Installation
Crankshaft Front Oil Seal Removal
Crankshaft Rear Oil Seal Installation
Crankshaft Rear Oil Seal Removal
Cylinder Boring and Honing
Cylinder Head Assemble
Cylinder Head Disassemble
Cylinder Head Installation - Left Side
Cylinder Head Installation - Right Side
Cylinder Head Removal - Left Side
Cylinder Head Removal - Right Side
Draining Fluids and Oil Filter Removal
Drive Belt Tensioner Installation
Engine Block Disassemble
Engine Flywheel Installation
Engine Flywheel Removal
Engine Mount Support and Strut Bracket Installation
Engine Mount Support and Strut Bracket Removal
Engine Oil Cooler Installation
Exhaust Manifold Removal - Left Side
Exhaust Manifold Removal - Right Side
Generator and Engine Lift Front Bracket Installation
Generator and Engine Lift Front Bracket Removal
Lower Intake Manifold Installation
Oil Filter Adapter Installation
Oil Filter Adapter Removal
Oil Level Indicator and Tube Installation
Oil Pan Installation
Oil Pan Removal
Oil Pump Assemble
Oil Pump Disassemble
Oil Pump Drive Installation
Oil Pump Drive Removal
Oil Pump Installation
Oil Pump Removal
Piston and Connecting Rod Assemble
Piston and Connecting Rod Disassemble
Piston, Connecting Rod, and Bearing Removal
Thread Repair
Timing Chain and Sprocket Installation
Timing Chain and Sprocket Removal
Upper Intake Manifold Installation
Upper Intake Manifold Removal
Valve Guide Reaming, and Valve and Seat Grinding
Valve Lifter Installation
Valve Lifter Removal
Valve Rocker Arm and Push Rod Installation
Valve Rocker Arm and Push Rod Removal
Valve Rocker Arm Cover Removal - Left Side
Valve Rocker Arm Cover Removal - Right Side
Water Pump Removal
General Information
Cleanliness and Care
Replacing Engine Gaskets
Separating Parts
Tools and Equipment
Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant