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TRANSMISSION NOISY Diagnostic Aids 9 Transmission Fluid Replacement. Go to Step 9 System OK 10 Inspect for the correct type of transmission Go to Step 12 Go to Step 11 11 Drain the transmission fluid and fill the System OK Go to Step 12 12 1. Remove the transmission. Refer to Transmission Replacement. 2. Disassemble the gear shift components. 3. Inspect the gear shift components and/or synchronizers for damage or wear. Are the gear shift and/or synchronizers worn or Go to Step 13 Go to Step 14 13 1. Replace worn and/or damaged components, as necessary. 2. Inspect for other gear train damaged components, as necessary. Did you find and repair the condition? System OK Go to Step 14 14 Inspect the clutch pilot bearing for binding. Go to Step 15 System OK 15 1. Replace the clutch pilot bearing. Refer to Clutch Pilot Bearing Replacement . 2. Install the transmission. Refer to Transmission Replacement. Did you find and repair the condition? Go to Step 16 Go to Diagnostic Aids 16 Operate the system and verify the repair. System OK Go to Step 1
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (TZ0)
The manual transmission can be noisy for a number of reasons. It can be noisy in neutral, low, Test Description The numbers below refer to the step numbers on the diagnostic table. 2: This step inspects for the correct fluid level. 4: This step inspects for the correct type of transmission fluid. 10: This step is inspects for internal damage or worn components. Step Action Yes No DEFINITION: The transmission is noisy and the noise carries into the passenger 1 Did you review the Symptoms - Manual Go to Step 2 Go to Symptoms 2 Inspect the transmission fluid level. Go to Step 4 Go to Step 3 3 Add transmission fluid. Refer to Transmission Go to Step 4 System OK 4 Inspect the transmission for the correct type of Go to Step 6 Go to Step 5 5 Drain the transmission fluid and fill the System OK Go to Step 6 6 Inspect the shift control closeout boot. Go to Step 7 Go to Step 8 7 Position and tighten the shift tower to System OK Go to Step 8
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (TZ0)
TRANSMISSION JUMPS OUT OF GEAR Diagnostic Aids You should perform a static shift test and a dynamic shift test. The manual transmission can have Inspect all internal components for being worn or damaged. 8 Inspect the clutch housing for loose bolts and/or Go to Step 9 Go to Step 10 9 Inspect the shift tower boot. Go to Step 10 Go to Step 11 10 1. Remove the transmission. Refer to Transmission Replacement. 2. Disassemble and inspect the following transmission components for wear or Gear shift Transmission gears Bearings Did you find any wear or damage? Go to Step 11 System OK 11 1. Replace worn or damaged components, as necessary. 2. Install the transmission. Refer to Transmission Replacement. Did you find and repair the condition? Go to Step 12 Go to Diagnostic Aids 12 Operate the system in order to verify the repair. System OK Go to Step 1
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (TZ0)
Test Description The numbers below refer to the step numbers on the diagnostic table. 2: This step inspects for the shift control closeout boot position. 6: This step inspects for worn or damaged transmission or engine mounts. 12: This step inspects for worn or damaged internal components. Step Action Yes No DEFINITION: Gear disengagement occurs during normal operation. 1 Did you review the Symptoms - Manual Go to Step 2 Go to Symptoms 2 Inspect the transmission shift tower. Go to Step 3 Go to Step 3 3 Reposition or replace the shift tower. System OK Go to Step 4 4 Inspect the transmission shift control. Go to Step 5 Go to Step 6 5 Replace the transmission shift lever. Refer to System OK Go to Step 6 6 Inspect the engine and/or transmission mounts. Go to Step 7 Go to Step 8 7 Replace the engine mounts and/or transmission Engine Mount Replacement - Left Side Engine Mount Replacement - Right Transmission Rear Mount System OK Go to Step 8
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (TZ0)
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