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TRANSMISSION SHIFTS HARD INTO REVERSE Diagnostic Aids Hard shifting in reverse can be diagnosed easily. You should perform a static shift and dynamic used? Go to Step 10 Go to Step 9 9 Drain the transmission fluid and fill the System OK Go to Step 10 10 Inspect the clutch pressure plate and/or clutch Go to Step 11 Go to Step 12 11 Replace the clutch pressure plate and/or clutch System OK Go to Step 12 12 1. Remove the transmission. Refer to Transmission Replacement. 2. Inspect the transmission for an internal bind, possibly caused by one of the Shift forks Selector plates Synchronizers Is there an internal bind? Go to Step 13 System OK 13 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 14 Go to Diagnostic Aids 14 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 (M96) - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
insufficient fluid, excessive fluid, or the wrong transmission lubricant. A misaligned transmission Test Description The numbers below refer to the step numbers on the diagnostic table. 4: This step inspects for air in the hydraulic lines, which also causes the transmission to shift 6: This step inspects for a faulty shift control. 10: This step inspects for a faulty or worn clutch pressure plate or clutch driven plate. Step Action Yes No DEFINITION: The transmission does not shift smoothly or without difficulty from one gear 1 Did you review the Symptoms - Manual Go to Step 2 Go to Symptoms 2 Inspect the clutch pedal travel. Go to Step 3 Go to Step 4 3 Remove any clutch pedal restrictions. Go to Step 4 System OK 4 Test for air in the clutch hydraulic system. Go to Step 5 Go to Step 6 5 Bleed the air from the clutch hydraulic system. System OK Go to Step 6 6 Inspect the transmission shift control for Go to Step 7 Go to Step 8 7 Replace the transmission shift tower. System OK Go to Step 8 8 Inspect the transmission for the correct type of Go to Step 10 Go to Step 9
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (M96) - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
TRANSMISSION GEAR CLASH WHEN SHIFTING GEARS Diagnostic Aids Gear clash is a grinding noise that is made while shifting gears. You should perform a static shift 9 Drain the transmission fluid and fill the System OK Go to Step 10 10 Inspect the clutch pressure plate and/or clutch Go to Step 11 Go to Step 12 11 Replace the clutch pressure plate and/or clutch System OK Go to Step 12 12 1. Remove the transmission. Refer to Transmission Replacement. 2. Inspect the transmission for an internal bind, possibly caused by one of the Shift forks Selector plates Synchronizers Is there an internal bind? Go to Step 13 System OK 13 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 14 Go to Diagnostic Aids 14 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 (M96) - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
cause of gear clash. If the clutch is at fault, the clash should occur in every gear. If the clutch is Test Description The numbers below refer to the step numbers on the diagnostic table. 2: This step inspects for proper clutch operations. 5: This step inspects for air the hydraulic clutch system. 12: This step inspects for worn or damaged internal components. Step Action Yes No DEFINITION: The transmission gears clash while shifting from one gear into another gear. 1 Did you review the Symptoms - Manual Go to Step 2 Go to Symptoms 2 Inspect for proper clutch operation. Refer to Go to Step 3 Go to Step 3 3 Verify that the clutch is releasing properly. Go to Step 5 Go to Step 4 4 Repair the clutch system. Refer to Clutch System OK Go to Step 5 5 Test for air in the clutch hydraulic system. Go to Step 6 Go to Step 7 6 Bleed the clutch hydraulic system. Refer to System OK Go to Step 7 7 Inspect the transmission control for wear. Go to Step 8 Go to Step 9 8 Replace the transmission shift tower. System OK Go to Step 9 Inspect the transmission fluid level. Refer to
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Manual Transmission - Tremec 5-Speed (M96) - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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