W-BODYTECH • TECHNICAL LIBRARY

Technical Guides & Specifications

Find W-Body repair guides, maintenance procedures, upgrades and technical specifications without digging through multiple pages. Search individual guides, browse by system, or start with your exact W-Body generation.

GUIDE DIRECTORY

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Search the W-BodyTech guide library directly. Type a repair, part, system or engine, or use the filters to narrow the list.


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8 resources shown


Cooling • 1988-2016
W-Body Radiator & Cooling System Guide
Radiator replacement, cooling-system service, engine-family guidance, parts selection, fill and bleed information across the W-Body platform.
All GenerationsCoolingDIY
View Guide →


Brakes • Advanced DIY
CTS-V Brembo Front Brake Conversion
Four-piston CTS-V Brembos, 355 mm rotors, sleeves, hoses, mounting hardware, wheel clearance and complete installation guidance.
Brake UpgradePartsFitment
View Guide →


Engine • Performance
3800 NA to Supercharged Top Swap
Parts, preparation and installation guidance for converting naturally aspirated 3800 engines with factory supercharged components.
3800SuperchargedPerformance
View Guide →


Maintenance • Ignition
Ignition & Tune-Up Guide
Spark plugs, plug gaps, firing orders, wires, coils and ignition-system service information for multiple W-Body engine families.
Spark PlugsIgnitionSpecifications
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Specifications • Engine
Engine Torque Specifications
Internal engine fastener torque reference and service notes for supported W-Body engine families.
TorqueEngineReference
View Specs →


Specifications • 60° V6
3100 vs 3400 Cylinder Heads
Cylinder-head casting and specification comparison for GM 3100 and 3400 60-degree V6 applications.
31003400Cylinder Heads
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Maintenance • Reference
Maintenance, Fluids & Vehicle Information
General maintenance information, service fluids, capacities and vehicle-reference material.
FluidsCapacitiesMaintenance
Browse Section →


Drivetrain • Reference
Drivetrain & Transmission Resources
Transmission fluids, filters, solenoids, torque converters, axles, mounts and W-Body drivetrain reference material.
TransmissionAxlesReference
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START HERE

Browse Guides by System

Already know which system you are working on? Browse the technical library by category. For a specific repair or procedure, use Find a Guide above.

MAINTENANCE

Maintenance & Vehicle Info

VIN and vehicle identification, fluids, capacities, routine maintenance and general service information.

Browse Maintenance →

ENGINE

Engine & Tune-Up

Ignition systems, plugs, wires, coils, intake, exhaust and engine performance information.

Browse Engine & Tune-Up →

ENGINE REPAIR

Engine Repair & Internals

Gaskets, valvetrain, cylinder heads, rotating assemblies and internal engine service.

Browse Engine Repair →

COOLING

Cooling System

Radiators, coolant, thermostats, hoses, fan systems, overheating diagnosis and engine-specific fill and bleed information.

Browse Cooling Guide →

DRIVETRAIN

Drivetrain & Transmission

Transmission fluids, filters, solenoids, torque converters, axles, mounts and related service information.

Browse Drivetrain →

BRAKES

Brakes & Upgrades

Factory brake service, fitment information and proven W-Body performance brake upgrades.

Browse Brakes →

CHASSIS

Suspension & Steering

Suspension components, steering, chassis upgrades, fitment and current community technical references.

Browse Current Resources →

COMING SOON

Electrical & Diagnostics

Charging, starting, chassis electrical, sensors, wiring and diagnostic information.

COMING SOON

Fuel & Intake

Fuel delivery, filters, injectors, intake systems and related engine-management information.

POPULAR & UPDATED

Featured Technical Guides

Start with recently updated and commonly used W-BodyTech guides.

NEWLY UPDATED • ALL W-BODIES

Radiator & Cooling System Guide

1988-2016 radiator replacement, cooling-system service, engine families, parts selection, fill and bleed guidance.

View Guide →

ADVANCED DIY

CTS-V Brembo Front Brake Conversion

Four-piston Brembos, 355 mm rotors, mounting hardware, hoses and wheel-clearance guidance.

View Guide →

PERFORMANCE

3800 NA to Supercharged Top Swap

Factory supercharged component conversion guidance for naturally aspirated 3800 applications.

View Guide →

MAINTENANCE

Ignition & Tune-Up

Spark plugs, firing orders, wire sets, coils and ignition service information for multiple engines.

View Guide →

QUICK REFERENCE

Specifications & Reference

Jump directly to technical data when you already know what you need.

Engine Torque Specifications

Internal engine fastener torque reference. View →

3100 vs 3400 Cylinder Heads

Casting and cylinder-head specification comparison. View →

Fluid Capacities & Types

Service fluids, capacities and general vehicle information. View →

Ignition Specifications

Firing orders, plugs, gaps, wires and coil information. View →

Transmission Reference

Automatic and manual transmission technical resources. View →

Vehicle & Generation Reference

Find information by W-Body make, model and generation. View →

VEHICLE DIRECTORY

Find Your W-Body

Not sure which guide or specification applies to your car? Start with the W-Body Vehicle Directory and choose your make, model and generation.

Open Vehicle Directory

W-Body Makes

Buick
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Oldsmobile
Pontiac

W-BODYTECH COMMUNITY

The Garage Never Closes.

The website keeps the knowledge organized. Discord is where the community happens in real time, and the forums keep useful answers searchable for the next owner.