2004 Buick LeSabre Shake/Vibration in Steering Wheel

Download 2004 Buick LeSabre | LeSabre (VIN H) Service Manual. Shake/Vibration in Steering Wheel, Floor, Seat at Highway Speeds on Smooth Roads (Diagnose/Balance Tires/Wheels) Models: 1998-2005 Buick Park Avenue, Park Avenue Ultra 2000-2005 Buick LeSabre 1998-2004 Cadillac Seville (SLS, STS) 2000-2005 Cadillac DeVille (DTS only) 2001-2003 Oldsmobile Aurora 2000-2005 Pontiac Bonneville (17″ Tires only) Condition Some customers may comment on shaking/vibration in the steering wheel, floor or seat while driving at highway speeds (typically between 60-72 mph (96-115 km/h)) on smooth roads. Cause These specific vehicles may be sensitive to various rotating mass assemblies, especially if they are considered to be out-of-balance. Correction 1. Visually inspect the tires and the wheels. Inspect for evidence of the following conditions and correct as necessary: 2. Set the tire pressure to 30 psi (205 kPa) COLD. Subject: Shake/Vibration in Steering Wheel, Floor, Seat at Highway Speeds on Smooth Roads (Diagnose/Balance Tires/Wheels) Models: 1998-2005 Buick Park Avenue, Park Avenue Ultra 2000-2005 Buick LeSabre 1998-2004 Cadillac Seville (SLS, STS) 2000-2005 Cadillac DeVille (DTS only) 2001-2003 Oldsmobile Aurora 2000-2005 Pontiac Bonneville (17″ Tires only) • Missing balance weights 3.… Read More

Steering Vibration/Shudder During Parking Manuever

Download Steering Vibration/Shudder/Moan During Parking Maneuvers on Dry Pavement (Install Power Steering Pressure (Inlet) and/or Return (Outlet) Hose Assembly) Models: 1995-99 Buick Riviera 1997-2001 Buick Park Avenue, Ultra 2000-2001 Buick LeSabre 2000-2001 Pontiac Bonneville. Condition Some customers may comment on a steering vibration, shudder or moan noise when steering during parking maneuvers on dry pavement. Correction Install a new power steering pressure (inlet) hose assembly on the following vehicles: Install a new power steering pressure (inlet) and return (outlet) hose assembly on the following vehicles: Diagnosis Important: In diagnosing the above listed vehicles, do not overlook other obvious repairs prior to replacing the hose(s). 1. Verify that the power steering pump reservoir is full. 2. Verify that the accessory drive belt is in good condition and that the pulleys are not bent or damaged. 3. Verify proper belt tension and operation of the belt tensioner. 4. Check for power steering hose ground out conditions.… Read More


Download Installation of AEM® intake system. a. When installing the intake system, do not completely tighten the hose clamps or mounting hardware until instructed to do so. b. Remove the transmission mount bracket nut closest to the front of the car. Install the supplied transmission bracket over the stud and replace the nut. Refer to the picture for correct orientation. Torque the transmission mount bracket nut to 54 N-m (5.5 kgf-m, 40 lbf-ft). (Fig. 9) c. Install the 2.50″ x 2″ hose on to the throttle body with two 2.50″ hose clamps. d. Check to see that the inside of the AEM® intake pipes and air filter are clean and free from any foreign objects and/or obstructions. e. Place the primary intake pipe into the hose on the throttle body. The throttle body end is the end with the IAT sensor hole and breather hose nipple. f. Thread supplied washer and bolt through the intake pipe mounting tab into the factory intake resonator mounting bracket.… Read More


Download 1. Remove the right and left frame side covers and the seat. 2. Unplug and remove the stock horn located behind the left foot peg. Re-route the horn wires up over the front cylinder head and to the rear. Next cut two pieces of wire 36″ long, strip both ends ¼”, crimp two male spade terminals to one end and two females to the other ends. Attach these wires to the stock horn wires and route them over the rear cylinder and behind the frame tube. The end of the wires should come out near the center of the left side cover area (see photo 1 A). Connect these two wires to the relay terminals 85 & 86 (these will be the two that are parallel to each other see wiring diagram for terminal identification). 3. Using a blade screwdriver pry the two hoses with the “Y” connector off of the air horns.… Read More

Ford 7.3L 1994-1998 Powerstroke Turbo Diesel Digital Propane Injection

Download Parts Included: 1 – Regulator Assembly 1 – Regulator Mounting Bracket 1 – Propane Lock-off Solenoid 1 – Fuel Pressure Switch 1 – 3-way Pressure Control Solenoid 1 – Propane Pressure Sensor with Fitting 1 – Boost Signal Hose 1 – Electronic Control Unit (ECU) 1 – Harness Assembly 1 – Monitor Cable 1 – Heater Hose 1 – Enable Switch 1 – Fault Light 1 – Vapor Hose 1 – Discharge Fitting, Elbow (Vapor to Intake) 2 – Fitting (Heater Hose to Vaporizer) 2 – Parts Bag 1 – MSD Pro Data+ CD, PN 9608. HARDWARE INSTALLATION VAPORIzER/REgULAtOR COmPONENt AssEmbLy 1. Install the Outlet Orifice. Verify assembly is inserted as shown in Figure 11 pg. 12. 2. Install Propane Pressure Sensor. 3. Install Fuel Pressure Switch and fuel lock-off solenoid. 4. Install the 90° coolant hose elbow fittings to the regulator’s coolant inlet/outlet ports. 5. Install the Liquid Propane Line Fitting and the mounting bracket.… Read More

Honda CB 750 Hypercharger Kit Installation Instruction

Download Part # Included 600163 1 Hypercharger Assembly 8513 1 K&N Hyper Filter 609432 1 Bracket/Adapter Kit, including: 1 Hyper Mounting Bracket 1 Idle Adjustment Mounting Bracket 2 M6 Aluminum Tapered Bolt Cap 1 Rubber Manifold 2 1″ x 0.75 OD Aluminum Spacer 1 Rubber Bump Stop 2 M6 x 1.0 x 45mm SHCS Fastener 3 1/4-20 x 5/8″ SHCS Fastener 3 1/4-20 Hex Nut 1 Anti-Seize Compound 1 Barbed Nylon Hose Connector 1 90-degree Barbed Nylon Hose Connector 619432 1 Elbow and Connector Kit, including: 1 10″ Float Bowl Hose 5/16″ ID 1 16″ Vacuum Hose 5/32″ ID 1 Barbed Nylon “T” Hose Connector 1 1/8″ Threaded Nylon Plug 609432JJK 1 Jet Kit for Shadow 750 1 3.0 Drill Bit 1 M4 x .7 Tap 1 #140 Main Jet 1 #145 K Main Jet 1 #1.2 Small-headed Air Bleed, Threaded 1 0.55mm Shim 309432 1 Installation Instructions. tools suggested Allen wrenches, sockets, and #2 Phillips screwdriver.… Read More

1998 Buick Park Avenue Engine Coolant Consumption or Coolant Leak

Download Engine Coolant Consumption or Coolant Leak (Inspect For Material Degradation/Replace Intake Manifolds) Models: 1995-1997 Buick Riviera 1995-1999 Buick LeSabre, Park Avenue 1996-1999 Buick Regal 1998-1999 Chevrolet Lumina, Monte Carlo 1995-1996 Oldsmobile Ninety-Eight 1995-1999 Oldsmobile Eighty-Eight 1998-1999 Oldsmobile Intrigue 1995-1999 Pontiac Bonneville 1997-1999 Pontiac Grand Prix with 3.8L Engine (VIN K — RPO L36) Condition Some customers may comment on excessive engine coolant consumption, or an engine coolant leak near or under the throttle body area of the upper intake manifold. Cause Upper intake manifold composite material may degrade around the EGR stove pipe and could result in an internal or external coolant leak. Correction 1. Follow the upper intake manifold removal instructions found in the Engine Unit Repair Section of the Service Information Manual. 2. Refer to the arrow in the illustration of the upper intake manifold above. Inspect the inner diameter of the EGR passage for signs of material degradation.… Read More


Download 1997 Buick Century Limited 3.1/3.4L ENG TICK OR RATTLE AFTER COLD START UP COLD ENGINE TICK OR RATTLE AFTER START-UP (REPLACE PISTON/PIN ASSEMBLY) Model(s): 1994-95 Buick Regal 1994-97 Buick Skylark 1994-98 Buick Century 1994-95 Chevrolet Beretta Corsica, Lumina, Monte Carlo 1996-98 Chevrolet Venture 1997-98 Chevrolet Malibu 1993-97 Oldsmobile Cutlass Supreme 1994-96 Oldsmobile Cutlass Ciera 1994-97 Oldsmobile Achieva 1996-98 Oldsmobile Silhouette 1997-98 Oldsmobile Cutlass 1994-98 Pontiac Grand Am, Grand Prix 1996-98 Pontiac Trans Sport with 3100, 3400 V6 Engine (VINs M, E – RPOs L82, LA1) CONDITION Some customers may comment on a ticking type noise that begins shortly after cold engine start-up and gradually diminishes as the engine warms up. In most cases, the noise is gone after five (5) minutes. In severe cases, the noise may not disappear when lhe engine is hot. CAUSE Under normal design tolerances when the piston pin bore is produced at the maximum tolerance and the piston pin is produced at the minimum tolerance (min-max tolerance) trace noise levels can occur.… Read More

2001 Buick Regal Power Steering Pump Replacement

Download 2001 Buick Regal V6-3.8L VIN K Vehicle Level Steering and Suspension Steering Power Steering Pump Service and Repair Power Steering Pump Replacement. Removal Procedure 1. Place a drain pan under the vehicle. 2. Remove the accessory drive belt. Refer to Drive Belt Replacement in Engine. 3. Raise and support the vehicle. Refer to Vehicle Lifting . 4. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. 5. Remove the power steering pressure hose from the power steering pump. Refer to Power Steering Pressure Hose Replacement. 6. Remove the power steering return hose from the power steering pump. Refer to Power Steering Return Hose Replacement. 7. Remove the power steering mounting bolts from the power steering pump. 8. Remove the power steering pump. 9. Remove the power steering pump reservoir from the power steering pump. 10. Transfer the power steering pump pulley. Refer to Power Steering Pulley Replacement Installation Procedure 1.… Read More

1997-2001 Acura Integra Type-R Racing Intake Manifold

Download Part # 307-05-0290 Racing Intake Manifold for • 1999-2000 Honda Civic Si • 1997-2001 Acura Integra Type-R • 1992-1993 Acura Integra GSR • 1994-1997 Honda Del Sol DOHC VTEC. Removal 1. Relieve fuel pressure by loosening banjo bolt on top of fuel fi lter. Disconnect the fuel line at fuel rail. It is recommended that the washers be replaced. Next, disconnect the fuel injector harness holder and unbolt. Disconnect hoses from fuel pressure regulator (FPR). 2. Disconnect intake tubing/pipe from throttle body. Next, disconnect all hoses leading to intake manifold and throttle body, including throttle cable bracket on manifold. On throttle body, disconnect throttle positions sensor (TPS) and map sensor. 3. Unbolt manifold bracket from engine block and intake manifold. This bracket will not be used in assembly and installation. Remove intake manifold, throttle body, and fuel rail as one unit. Inspect intake manifold gasket. Replace as needed. Make sure to note all disconnect hoses and sensors.… Read More