Latest Articles

ENGINE OIL AND OIL FILTER REPLACEMENT

{ No Comment }

Removal Procedure 1. Remove the oil fill cap. 2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information. 3. Clean away all dirt and debris from the engine oil pan drain plug area. 4. Position an appropriate container under the engine oil pan. 2006 Hummer H3 2006 ENGINE Engine […]

TRANSMISSION FLUID COOLER FLUSHING AND FLOW TEST (J 35944-A)

{ No Comment }

GM studies indicate that plugged or restricted transmission oil coolers and pipes cause insufficient transmission lubrication and elevated operating temperatures which can lead to premature transmission wear-out. Many repeat repair cases could have been prevented by following published procedures for transmission oil cooler flushing and flow checking. This procedure includes flow checking and flushing the […]

ENGINE REPLACEMENT

{ No Comment }

Tools Required • J 38185 Hose Clamp Pliers. See Special Tools. • J 44220 Engine Lift Bracket. See Special Tools. Removal Procedure 1. Remove the hood. Refer to Hood Replacement. 2. Remove the battery box. Refer to Battery Box Replacement. 3. Drain the engine coolant. Refer to Draining and Filling Cooling System. 4. Remove the […]

TRANSMISSION FLUID COOLER FLUSHING AND FLOW TEST (J 45096)

{ No Comment }

GM studies indicate that plugged or restricted transmission oil coolers and pipes cause insufficient transmission lubrication and elevated operating temperatures which can lead to premature transmission failure. Many repeat repair cases could have been prevented by following published procedures for transmission oil cooler flushing and flow checking. This procedure includes flow checking and flushing the […]

ENGINE FLYWHEEL REPLACEMENT (W/MANUAL TRANSMISSION)

{ No Comment }

Tools Required J 45059 Angle Meter. See Special Tools. Removal Procedure 1. Remove the clutch assembly. Refer to Clutch Assembly Replacement in Clutch. Fig. 222: View Of Engine Flywheel – Manual Transmission Courtesy of GENERAL MOTORS CORP. 2. Remove and discard the flywheel bolts. 3. Remove the flywheel. 4. Clean and inspect the flywheel. Refer […]

ENGINE FLYWHEEL REPLACEMENT (W/AUTOMATIC TRANSMISSION)

{ No Comment }

Tools Required J 45059 Angle Meter. See Special Tools. Removal Procedure 1. Remove the transmission. Refer to Transmission Replacement in Automatic Transmission – 4L60-E/4L65-E. Fig. 220: View Of Engine Flywheel Courtesy of GENERAL MOTORS CORP. 2. Remove and discard the flywheel bolts. 3. Remove the flywheel. 4. Clean and inspect the flywheel. Refer to Engine […]

Gaskets

{ No Comment }

• Fluid level/pressure is too high • Plugged vent or drain-back holes • Improperly tightened fasteners • Dirty or damaged threads • Warped flanges or sealing surface • Scratches, burrs or other damage to the sealing surface • Damaged or worn gasket • Cracking or porosity of the component • Improper sealant used, where applicable […]

CRANKSHAFT REAR OIL SEAL REPLACEMENT Tools Required

{ No Comment }

• J 8092 Driver Handle • J 44215 Rear Seal Installer. See Special Tools. Removal Procedure IMPORTANT: Do not damage the crankshaft or seal bore. 1. Remove the flywheel. Refer to Engine Flywheel Replacement (w/Automatic Transmission) or Engine Flywheel Replacement (w/Manual Transmission). Fig. 218: Crankshaft Rear Oil Seal Courtesy of GENERAL MOTORS CORP. 2. Using […]

CRANKSHAFT AND BEARINGS INSTALLATION Tools Required

{ No Comment }

Fig. 579: View Of Upper Crankshaft Main Bearing Halves Courtesy of GENERAL MOTORS CORP. Fig. 580: View Of Crankshaft Courtesy of GENERAL MOTORS CORP. 2. Lubricate the upper crankshaft main bearing surface with clean engine oil. 3. Install the crankshaft. Fig. 581: View Of Crankshaft Main Bearing Caps & Lower Bearings Courtesy of GENERAL MOTORS […]

BALANCE SHAFT DRIVE CHAIN REPLACEMENT Removal Procedure

{ No Comment }

1. Remove the balance shaft chain tensioner. Refer to Balance Shaft Chain Tensioner Replacement. Fig. 209: View Of Balance Shaft Drive Chain Courtesy of GENERAL MOTORS CORP. 2. Remove the balance shaft drive chain from the following: 1. The crankshaft sprocket 2. The left balance sprocket 3. The right balance sprocket Fig. 210: View Of […]