|
|
Content .. 1318 1319 1320 1321 ..
Worn thrust washers Excessive clearance between the side gears and the axle shafts Excessive clearance between differential side gears and the bore in the case Excessive drive pinon and ring gear backlash Inspect, adjust or replace the affected components as necessary. NOISY IN DRIVE Checks Action Excessive pinion to ring Adjust the pinion to ring gear backlash. Refer to Backlash Worn pinion and ring gear Replace the pinion and the ring gear. Perform the following 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle) 2. Differential Case Assembly Disassemble (8.25 Inch Axle) or Differential Case Assembly Disassemble 3. Differential Case Assembly Assemble (8.25 Inch Axle) or Differential Case Assembly Assemble (9.25 4. Front Differential Drive Pinion Gear Bearing Cup Installation (9.25 Inch Axle w/J 45754) or Front 5. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier Worn pinion bearings Replace the pinion bearings. Perform the following 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle)
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
2. Front Differential Drive Pinion Gear Bearing Cup Installation (9.25 Inch Axle w/J 45754) or Front 3. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier Loose pinion bearings Adjust the pinion bearings preload. Perform the following 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle) 2. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier 3. Backlash Inspection and Adjustment Excessive pinion end play Adjust the pinion end play. Refer to Differential Carrier Differential Carrier Assembly Assemble (9.25 Inch Axle) . Worn differential bearings Replace the differential bearings. Perform the following 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle) 2. Differential Case Assembly Disassemble (8.25 Inch Axle) or Differential Case Assembly Disassemble 3. Differential Case Assembly Assemble (8.25 Inch Axle) or Differential Case Assembly Assemble (9.25 4. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier Loose differential bearings Adjust the differential bearing preload. Perform the following
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
NOISY WHEN COASTING INTERMITTENT NOISE 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle) 2. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier Excessive ring gear runout Replace the ring gear. Perform the following procedures: 1. Differential Carrier Assembly Disassemble (9.25 Inch Axle) 2. Differential Carrier Assembly Assemble (8.25 Inch Axle Lock Ring Style) or Differential Carrier Low oil level Fill the fluid level to specifications with the proper lubricant. Wrong or poor grade oil Drain and refill the system with the proper lubricant. Refer to Checks Action DEFINITION: Noise is audible when slowing down and disappears when driving. Adjust or replace the pinion and the ring gear. Refer to Pinion and ring gear too Adjust the pinion and the ring gear backlash. Refer to Checks Action Warped ring gear Replace the ring gear. Refer to Differential Carrier Loose differential case Set the differential case assembly to the proper preload and
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
CONSTANT NOISE NOISY ON TURNS FRONT DRIVE AXLE BEARING WEAR (STRAIGHT) Straight Roller Bearing Diagnosis Consider the following factors when diagnosing a bearing condition: Note the general condition of all parts during disassembly and inspection. Classify the failure with the aid of the illustrations. Determine the cause. Make all repairs following recommended procedures. Wear (Minor) Inspection and Adjustment. Checks Action Flat spot on the pinion or Replace the pinion and the ring gear. Refer to Differential Flat spot on the pinion Replace the bearing. Refer to Differential Carrier Assembly Worn pinion splines Replace the pinion. Refer to Differential Carrier Assembly Checks Action Worn differential side gears Replace the differential side gears and pinions. Refer to Differential Case Assembly Disassemble (9.25 Inch Axle) . Worn differential spider Replace the spine gears. Refer to Differential Case Worn axle shaft splines Replace the axle shaft. Refer to Front Drive Axle Inner
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Content .. 1318 1319 1320 1321 ..
|
|
|