Auto Repair Manual Free Download and ReviewsFree download ebook pdf files automotive manual

download
WARNING: Repairing a fuel tank that has not been properly steam cleaned can be dangerous. Explosion or fire may cause death or serious injury. Always properly steam clean a fuel tank before repairing it. Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Fuel can also Irritate skin and eyes. To prevent this, do not damage the sealing surface of the fuel pump unit when removing or installing. CAUTION: Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material. 1. 2. 3. 4. 5. 6. 7. 8. Level the vehicle. Complete the “BEFORE REPAIR PROCEDURE”. Disconnect the negative battery cable. Remove the rear seat cushion. Remove the service hole cover. Remove the fuel pump unit. Siphon the fuel from the fuel tank. Remove the presilencer. 9. Remove in the order indicated in the table. 10. Install in the reverse order of removal. 11. Complete the “AFTER REPAIR PROCEDURE”. Plastic Fuel Hose Removal Note CAUTION: The retainer must be replaced If removed from the fuel pipe without using the SST. Otherwise, effectiveness of the retainer will be reduced. 1. Inspect that the quick release connector joint area is tree of foreign material. 2. Clean as necessary. 3. Set the SST as shown and push into the quick release connector to disconnect the plastic fuel hose. 4. Cover the disconnected quick release connector and fuel pipe to prevent them from being scratched or contaminated with foreign material.

download
1. 2. 3. 4. Disconnect the negative bakery. Remove the upper intake manifold. Remove the left valve rocker arm cover. Remove the right valve rocker arm cover. 5. Disconnect the Engine Coolant Temperature (ECT) sensor electrical connector. 6. Disconnect and remove the fuel injector and the Manifold Absolute Pressure (MAP) sensor wiring harnesses. 7. Remove the fuel pipe clip bolt. 8. Remove the fuel pipe clip. 9. Remove the fuel feed pipe from the fuel injector rail. 10. Remove the fuel return pipe from the fuel injector rail. 11. Remove the fuel injector rail. 12. Remove the power steering pump from the front engine cover and reposition. 13. Remove the heater inlet pipe with heater hose from the lower intake manifold and reposition. 14. Remove the radiator inlet hose from the engine. 15. Remove the thermostat bypass hose from the thermostat bypass pipe and lower intake manifold pipe. 16. Remove the lower intake manifold bolts. 17. Remove the lower intake manifold. 18. Remove the valve rocker arms and pushrods. 19. Remove the lower intake manifold gaskets and seals. 20. Clean the lower intake manifold gasket mating surfaces. 21. Remove and clean all the RTV sealant from the lower intake manifold and the engine block (1).

download
TOOLS REQUIRED J 34730-1A Fuel Pressure Gauge REMOVAL PROCEDURE NOTE: Before attempting any On-Vehicle Service, place a dry chemical (Class B) fire extinguisher near work area. 1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure. 2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle. 3. Remove the in-line fuel filter bracket. 4. Grasp the in-fuel filter and one fuel pipe fitting. 5. Twist quick-connect fitting 1/4 turn in each direction to loosen any dirt within fitting. 6. Repeat for other fuel pipe fitting. CAUTION: Wear safety glasses when using compressed air in order to prevent eye injury. 1999 Cadillac DeVille V8-4.6L VIN Y 7. Blow out dirt-from quick-connect fittings at both ends of in-line fuel filter, using compressed air. 8. Squeeze plastic tabs of male end connector. 9. Pull connection apart. 10. Repeat for the other fitting. 11. Remove the in-line filter. INSTALLATION PROCEDURE CAUTION: To reduce the risk of fire and personal injury, before installing a new filter, always apply a few drops of clean engine oil to both pipe ends of the filter. This will ensure proper re-connection and prevent a possible fuel leak. (During normal operation, the O-rings located in the female connector will swell and may prevent proper re-connection it not lubricated).

download
Removal Procedure 1. Remove the intake plenum air inlet hose clamps and hoses from the throttle body. 2. Disconnect the fuel pressure regulator atmospheric vent tube from the bottom of the throttle body. 3. Remove the bolts securing the throttle body to the intake plenum. 4. Remove the throttle body from the intake plenum and crankcase vent adapter, allowing it to be supported by the throttle body inlet heater hose. 5. Remove the throttle body O-ring seals. 6. Remove the 3 bolts securing the crankcase vent adapter to the intake plenum. 7. Lift the crankcase vent adapter from the intake plenum, and position aside. 2003 Cadillac CTS V6-3.2L VIN N 8. Disconnect the vacuum brake booster hose retainer (1) from the rear of the intake plenum RHD only. 9. Disconnect the crankcase ventilation dirty air hose retainer (2) from the fuel pipe. 10. Remove the remote power steering fluid reservoir mounting bolts (1, 3) ONLY, and position aside. 11. Disconnect the electrical connector (1) and vacuum hose (2) from the switchover valve at the rear of the plenum.

download
IMPORTANT: Inspect the fuel tank internally and clean the fuel tank if you find a restricted fuel filter. 1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure. 2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle. 3. Clean all the fuel filter connections and the surrounding areas before disconnecting the fuel pipes in order to avoid possible contamination of the fuel system. 4. Disconnect the threaded fittings (1, 2) from the fuel filter. 5. Remove the fuel filter bracket bolt (4). 6. Cap the fuel pipes in order to prevent possible fuel system contamination. 7. Slide the fuel filter from the bracket. 8. Inspect the fuel pipe O-rings for cuts, nicks, swelling, or distortion. Replace the O-rings if necessary. INSTALLATION PROCEDURE 1. Slide the fuel filter into the bracket. 2. Remove the caps from the fuel pipes. NOTE: Refer to Fastener Notice in Service Precautions. 3. Connect the threaded fittings (1, 2) to the fuel filter. Tighten ^ Tighten the fittings to 25 N.m (18 lb ft)Tighten the fuel filter bracket bolt (4), to 12 N.m (106 lb in). 4. Lower the vehicle. 5. Tighten the fuel filler cap. 6. Connect the negative battery cable. 7. Use the following procedure in order to Inspect for leaks. 7.1. Turn ON the ignition, with the engine OFF, for 2 seconds. 7.2. Turn OFF the ignition for 10 seconds. 7.3. Turn ON the ignition, with the engine OFF. 7.4. Inspect for fuel leaks. 7.5. Install the engine sight shield