Whine/Growl Noise. Chevrolet Nubira (Delta) 2010

For 1990-2009 cars

Checks | Causes
--- | ---

Differential Assembly (232)

• | Inspect for worn or damaged Side Gear Thrust Washer) or Pinion Gear Thrust Washer

• | Inspect for loose or worn Side Gear Axle Splines

• | Inspect for damaged or worn Side Gear

• | Inspect for worn or damaged Final Drive Inner and Outer Washers (584)

• | Inspect for loose, damaged or worn Front Differential Carrier Thrust Bearings, (228, 231, 233)

• | Inspect for broken, worn or disengaged Final Drive Pinion Pin Retainer (581)

• | Inspect for damaged or worn Pinion Gears

Drive Link Assembly (225)

• | Inspect for worn, loose or damaged links

• | Inspect for broken, worn or loose Drive Link Lube Scoop (60)

Drive Sprocket Assembly (224)

• | Inspect for improper Drive Sprocket (224) tooth surface finish

• | Inspect for broken or damaged Drive Sprocket (224) teeth

• | Inspect for worn or damaged Drive Sprocket Thrust Bearings (223, 556)

• | Inspect for worn or damaged Output Carrier Transfer Drive Gear Hub Assembly splines (222)

• | Inspect for loose, worn or damaged Output Carrier Transfer Drive Gear Hub Assembly bushing

Driven Sprocket Assembly (229)

• | Inspect for worn, binding or damaged Driven Sprocket Bearing Assembly (228)

• | Inspect for worn or damaged Driven Sprocket Ball Bearing Assembly

• | Inspect for improper Driven Sprocket (229) tooth surface finish

• | Inspect for broken or damaged Driven Sprocket (229) teeth

Input Carrier Assembly (570)

• | Inspect for pitted/spalled Pinion Gear teeth

• | Inspect for worn or damaged Pinion Gear Thrust Washers and Bushings

• | Inspect for worn or damaged Pinion Gears, Pins or Needle Bearings

• | Inspect for loose or broken Hub and Ring Gear

• | Inspect for loose or broken Output Internal Gear Retainer

• | Inspect for loose or worn Sun Gear Thrust Bearings (569, 572)

Output Carrier Assembly (574)

• | Inspect for worn or damaged Pinion Gear Thrust Washers and Bushings

• | Inspect for worn or damaged Pinion Gears, Pins or Needle Bearings

• | Inspect for loose Hub and Ring Gear

Output Sun Gear Assembly (555)

• | Inspect for worn or damaged Output Sun Gear Thrust Bearing (556)

• | Inspect for loose, worn or damaged Output Sun Gear bushing

• | Inspect for worn or damaged Output Sun Gear teeth

Reaction Carrier Assembly (567)

• | Inspect for worn or damaged Pinion Gear Thrust Washers and Bushings

• | Inspect for worn or damaged Pinion Gears, Pins or Needle Bearings

• | Inspect for loose hub and Ring Gear

• | Inspect for worn or damaged Reaction Carrier Thrust Bearings (565)

Reaction Sun Gear Assembly (566) | Inspect for loose, worn or damaged Reaction Sun Gear Assembly bushing

Fluid Pump Assembly (201)

1. Inspect for proper fluid level
2. Inspect for leaking Pump Fluid Outlet Seal Assembly (24) or Filter Seal

3-5-Reverse Clutch Assembly

• | Inspect for inadequate Clutch Plate Clearance

• | Inspect for stripped or sheared Clutch Plate Splines (508-510)

• | Inspect for loose or worn Backing Plate Retainer (511)

• | Inspect for loose Speed Sensor Reluctor Wheel (501) or Retainer (500)

4-5-6 Clutch Assembly

• | Inspect for inadequate Clutch Plate Clearance

• | Inspect for stripped or sheared Clutch Plate Splines (425-428)

• | Inspect for loose or worn Clutch Dam Retainer (524)

• | Inspect for loose or worn 3-5-Reverse/4-5-6 Clutch Housing Bushing

1-2-3-4 Clutch Assembly

• | Inspect for inadequate Clutch Plate Clearance

• | Inspect for stripped or sheared Clutch Plate Splines (557-559)

• | Inspect for loose or worn Clutch Spring Retainer (561)

Low and Reverse Clutch Assembly (OWC) (543)

• | Inspect for stripped or sheared Low and Reverse Clutch Assembly (543) splines

• | Inspect for non-rotating Low and Reverse Clutch Assembly (543)

Low and Reverse Clutch

• | Inspect for inadequate Clutch Plate Clearance

• | Inspect for stripped or sheared Clutch Plate Splines (545-547)

• | Inspect for loose or worn Clutch Spring Retainer (548)

2-6 Clutch Assembly

• | Inspect for inadequate Clutch Plate Clearance

• | Inspect for stripped or sheared Clutch Plate Splines (540-542)

• | Inspect for loose or worn Clutch Spring Retainer (537)

Case Assembly (50)

• | Inspect for loose or broken Transmission Mount Bolts

• | Inspect for loose Torque Converter and Differential Housing Bolts (26)

• | Inspect for loose, worn or damaged differential bushing

• | Inspect for loose or broken Input Shaft Support Bolts (57)

• | Inspect for loose or broken Front Differential Carrier Baffle Bolts (61)

• | Inspect for stripped or sheared splines

• | Inspect for loose, worn or damaged bushing

Torque Converter Housing Assembly (208)

• | Inspect for loose or broken Front Differential Ring Gear Retainer (206)

• | Inspect for loose, worn or damaged differential bushing

• | Inspect for loose or broken Pinion Gear Shaft Retainer Pin

• | Inspect for loose or broken Front Differential Carrier Baffle Bolts (204)

• | Inspect for loose or broken Fluid Pump Bolts (200)

• | Inspect for loose Torque Converter and Differential Housing Bolts (26)

• | Inspect for loose, worn or damaged bushing

Control Valve Body Cover Assembly (2) | Inspect for loose, missing or broken Valve Body Cover Bolts (1)

Torque Converter (28)

• | Inspect for improper alignment of Torque Converter to the Crankshaft

• | Inspect for ballooning of the Torque Converter

Differential Carrier Assembly (232)

• | Inspect for worn or damaged Differential Carrier (582)

• | Inspect for worn or damaged Pinion Pins (583)

• | Inspect for broken, worn or damaged Differential Sun Gear Bearing (231) or Driven Sprocket Bearing (228)

• | Inspect for worn or damaged Differential Side Gear teeth, Final Drive Pinion Gear (586) teeth or Final Drive Sun Gear (230) teeth

• | Inspect for worn or damaged Differential Side Gear Thrust Washers or Final Drive Inner and Outer Washers (584)

• | Inspect for worn or damaged Final Drive Rollers (585)

• | Inspect for broken or damaged Differential Pinion Gear Shaft Retainer