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2007 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 2007 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 2007 Cadillac STS AUTOMOBILES
Anti-Lock Brakes -> Delco/Bosch Type 7.2 -> Description -> Brake Pressure Modulator Valve -> Electronic Brake Control Module/Electronic Brake Traction Control Module -> Front -> Rear -> System Components -> System Operation -> Wheel Speed Sensors
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
System Operation
The Anti-Lock Brake System (ABS) minimizes wheel lock-up during heavy braking. The ABS monitors each wheel's speed and controls brake fluid pressure to each wheel independently, Figs. through . A separate hydraulic line and solenoid valve for each wheel allows hydraulic pressure to be modulated, preventing wheel lock-up. The ABS can decrease, hold or increase hydraulic pressure.
The system continuously monitors all components, uses several methods to determine faults and notify the driver of faults. When the engine is started, the ABS electrical circuitry is function...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
DRIVESHAFT, Replace -> Front -> Rear (AWD) -> Rear (RWD)
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
Front
- Raise and support vehicle.
- Remove the propeller shaft heat shield.
- Remove the propeller shaft CV joint-to-differential flange bolts. Reference mark the location of the propeller shaft constant velocity (CV) joint to the transfer case flange.
- Install a flat-bladed tool into the notch on the differential flange.
- Using a flat-bladed tool, carefully move the propeller shaft toward the rear of the vehicle in order to release the propeller shaft CV joint from the differential pinion flange.
- Remove the propeller shaft CV joint-to-transfer case flange bolts.
- Install a flat-bladed too...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Diagnostic Tests
Refer to Figs. and for diagnostic test procedures.
Clearing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector), and follow manufacturer's instructions.
Intermittent & Poor Connections
Intermittents
Most intermittents are caused by faulty electrical connections or wiring. Inspect for the following:
- Wiring broken inside insulation.
- Poor connection between male and female terminal at c...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
Starter, Replace
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
- Disconnect battery ground cable.
- Remove intake manifold assembly.
- Disconnect starter S terminal wire and battery cable.
- Remove mounting bolts and starter.
- Remove solenoid and battery...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 2005-09 STS
Vehicle: 2007 Cadillac STS V 4.4 V8 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 2007 Cadillac STS AUTOMOBILES
General Motors Corp./Saturn Cars -> Service Electrical System Lamp -> Cadillac
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
This lamp should light when a fault condition in the charging system is present. The lamp should light during engine starting as a bulb inspection...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
Inlet
- Drain cooling system into a suitable container.
- Remove battery tray.
- Remove cowl panel retaining bolts.
- Remove cowl panel.
- Reposition heater hose inlet clamp at thermostat assembly using hose clamp pliers J 38185 or equivalent.
- Remove heater inlet hose from thermostat housing.
- Reposition heater core inlet hose clamp at heater core using hose clamp pliers J 38185 or equivalent.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Drain cooling system into a suitable container.
- Remove battery tray.
- Remove cowl panel retaining bolts.
- Remove cowl panel.
- Reposition heater hose ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2007 Cadillac STS AUTOMOBILES
Serpentine Drive Belt, Replace -> Alternator -> Water Pump, Air Conditioning Compressor and Power Steering Pump
Vehicle: 2007 Cadillac STS 4.6 V8 GAS
Water Pump, Air Conditioning Compressor and Power Steering Pump
- Remove fuel injector sight shield.
- Remove air cleaner outlet duct.
- On models with crankshaft driven cooling fan, remove cooling fan bracket.
- On all models, rotate drive belt tensioner clockwise to release drive belt tension.
- Slide drive belt from water pump pulley.
- Slide drive belt out from behind drive belt tensioner. Access belt from side of tensioner pulley in location of lower res...
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COMPONENT LOCATION DIAGRAMS FOR 2007 Cadillac STS AUTOMOBILES
Component location diagrams for most 2007 Cadillac STS cars and light trucks sold in the U.S. from 1990+.
 Instrument Panel Components Diagram for 2007 Cadillac STS 3.6 V6 GASComponents on diagram: |
 Engine Compartment Components Diagram for 2007 Cadillac STS 4.6 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2007 Cadillac STS AUTOMOBILES
OEM drawn wiring diagrams for most 2007 Cadillac STS cars and light trucks sold in the U.S.
 2007 Cadillac STS V 4.4 V8 GAS Wiring DiagramComponents on diagram: |
 2007 Cadillac STS V 4.4 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2007 Cadillac STS AUTOMOBILES
OEM TSB listings for most 2007 Cadillac STS cars and light trucks sold in the U.S. from 1985+.
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Document: GM of Canada New Vehicle Limited Warranty Tire Program Vehicle: 2007 Cadillac STS 4.6 V8 GAS Auto Systems: |
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Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2007 Cadillac STS 4.6 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2007 Cadillac STS AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2007 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 2007 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 2007 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 2007 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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