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2008 Cadillac STS CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Cadillac REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- Brake Service
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2008 Cadillac STS car and truck
repair procedures including Cadillac engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Cadillac STS automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Anti-Lock Brakes -> Delco/Bosch Type 7.2 -> System Service -> Aura & Malibu -> Auto Bleed -> Brake Pressure Modulator Valve (BPMV) -> Brake System Bleed -> Component Replacement -> Corvette -> Electronic Brake Control Module (EBCM) -> Hydraulic System Flush -> Lateral Accelerator -> Manual Bleed -> Pressure Bleed -> STS -> Wheel Speed Sensor -> XLR -> Yaw Rate Sensor -> Yaw Rate Sensor/Lateral Accelerometer
Vehicle: 2008 Cadillac STS 3.6 V6 GAS
Brake System Bleed
Auto Bleed
Perform manual or pressure bleeding as outlined in "Manual Bleed" or "Pressure Bleed" before auto bleeding system.
- Turn ignition switch to Off position.
- Raise and support vehicle, then remove tire and wheel assemblies.
- Inspect brake system for leaks and damage.
- Connect a suitably programmed scan tool to Data Link Connector (DLC), DLC is located in lefthand side of instrument panel below steering column.
- Turn ignition switch to On position. Do not start engine.
- Establish scan tool communications by selecting ABS/TCS, Special Functions and Automate Bleed Procedure...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
CV AXLE SHAFT, Replace -> Left Front -> Rear -> Right Front
Vehicle: 2008 Cadillac STS Platinum 3.6 V6 GAS
Left Front
- Raise and support vehicle.
- Remove left front tire and wheel assembly.
- Disconnect left outer tie rod end from steering knuckle. Do not loosen tie rod end jam nut.
- Insert a drift or punch into brake rotor and against brake caliper mounting bracket in order to prevent wheel hub and bearing from turning.
- Remove and discard wheel drive shaft spindle nut retaining wheel drive shaft to hub.
- Disconnect electrical connector from wheel speed sensor and reposition wiring harness away from ball joint. Be sure that wheel speed sensor wiring harness is repositioned away from ball ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Reset Procedures
Vehicle: 2008 Cadillac STS 4.6 V8 GAS
The Low Tire Pressure warning lamp and/or the DIC (Driver Information Center) Low Tire Pressure message can be cl...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Alternator, Replace -> All Wheel Drive -> Two Wheel Drive
Vehicle: 2008 Cadillac STS 4.6 V8 GAS
All Wheel Drive
- Disconnect battery ground cable.
- Mark belt running direction.
- Rotate drive belt tensioner mechanism upward and away from drive belt using suitable 1/2 inch breaker bar.
- Remove serpentine drive belt.
- Remove upper alternator mounting bolts.
- Raise and support vehicle.
- Remove front air deflector.
- Remove front wheels and righthand side wheelhouse liner.
- Remove stabilizer shaft link upper and lower mounting nuts.
- Remove stabilizer shaft link.
- Rotate stabilizer shaft downward.
- Lift alternator off of mounting bracket, disconnect electrical connector, and position protective boot...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 2005-09 STS
Vehicle: 2008 Cadillac STS Platinum 3.6 V6 GAS
On 2005-07 models, under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
On 2008-09 models, under normal operating conditions the cabin air filter should be replaced every 25,000 miles. In dusty areas change the cabin air fi...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
General Motors Corp./Saturn Cars -> Air Bag Warning Lamp ->
Vehicle: 2008 Cadillac STS 3.6 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. If the air b...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Radiator, Replace
Vehicle: 2008 Cadillac STS V 4.4 V8 GAS
- Remove auxiliary cooling fan to condenser upper mounting bolts.
- Raise and support vehicle, then remove retainers and front air deflector.
- Drain coolant into suitable container.
- Disconnect auxiliary cooling fan electrical connectors.
- Remove mounting bolts and auxiliary cooling fan.
- Remove condenser upper and lower mounting bolts.
- Disconnect side air baffle lower retaining pins from radiator.
- Position con...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2008 Cadillac STS AUTOMOBILES
Serpentine Drive Belt, Replace -> Alternator -> Supercharger -> Water Pump, Air Conditioning Compressor and Power Steering Pump
Vehicle: 2008 Cadillac STS V 4.4 V8 GAS
Supercharger
- Remove engine sight shield.
- Remove front section of supercharger inlet duct assembly.
- Rotate tensioner in a clockwise direction, using special tool no. EN-47913 or equivalent serpentine belt removal tool.
- Remove supercharger drive belt.
- Reverse procedure to install.
Water Pump, Air Conditioning Compressor and Power Steering Pump
- Remove engine sight shield.
- Remove front section of supercharger inlet duct assembly.
- Remove supercharger drive belt.
- Rotate tensioner assembly clockwise and remove belt from water pump pulley.
- Remove drive belt from behind te...
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COMPONENT LOCATION DIAGRAMS FOR 2008 Cadillac STS AUTOMOBILES
Component location diagrams for most 2008 Cadillac STS cars and light trucks sold in the U.S. from 1990+.
 Body Components Diagram for 2008 Cadillac STS 3.6 V6 GASComponents on diagram: |
 Transmission Components Diagram for 2008 Cadillac STS 3.6 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2008 Cadillac STS AUTOMOBILES
OEM drawn wiring diagrams for most 2008 Cadillac STS cars and light trucks sold in the U.S.
 2008 Cadillac STS Platinum 4.6 V8 GAS Wiring DiagramComponents on diagram: |
 2008 Cadillac STS Platinum 4.6 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2008 Cadillac STS AUTOMOBILES
OEM TSB listings for most 2008 Cadillac STS cars and light trucks sold in the U.S. from 1985+.
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Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2008 Cadillac STS 4.6 V8 GAS Auto Systems: |
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Document: GM of Canada New Vehicle Limited Warranty Tire Program Vehicle: 2008 Cadillac STS 4.6 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2008 Cadillac STS AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2008 Cadillac STS cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2008 Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2008 Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2008 Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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