Buick Encore: Description and operation
TRANSMISSION SYSTEM DESCRIPTION AND OPERATION
The M32-6 is a 6-speed manual transmission. This manual transmission is an all-synchromesh 3-shaft transmission.
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Fig. 93: 3 Shaft Transmission
This 3-shaft transmission (1) has the following advantages:
- Compact construction
- Improved smooth-running performance
- Better shift quality
- High torque transmission
- Low weight
Location of the Shafts
The following cross-sectional diagram shows the location of the respective shafts in the M32-6 transmission, as per the 3-shaft principle
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Fig. 94: Shaft Locations
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In this transmission angular cone bearings are used for all shafts. These bearings require a certain amount of play and pretension. The required amount of bearing play and pretension is achieved at the production stage by using shims under the angular cone bearing in the transmission housing.
Location of Gearwheels
This diagram shows the location of the gearwheels on the respective shaft.
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Fig. 95: Gearwheel Locations
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Power Flow in the Individual Gears
The following diagrams show the flow of power in the individual gears.
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Fig. 96: Transmission 1st Gear Power Flow
1st gear
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Fig. 97: Transmission 2nd Gear Power Flow
2nd gear
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Fig. 98: Transmission 3rd Gear Power Flow
3rd gear
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Fig. 99: Transmission 4th Gear Power Flow
4th gear
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Fig. 100: Transmission 5th Gear Power Flow
5th gear
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Fig. 101: Transmission 6th Gear Power Flow
6th gear
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Fig. 102: Transmission Reverse Gear Power Flow
Reverse gear
TRANSMISSION IDENTIFICATION INFORMATION
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Fig. 103: Transmission Code Plate
The code for the M32-6 transmission will be found on the back of the transmission housing, above the axle shaft. In addition, an Alphacode sticker will be placed on the cover of the differential.
- Transmission type (M32) (1)
- Design (2)
- Engine family (3)
- Output ratio (3.941) (4)
- Gear set (C) (5)
- Alpha Code (MH) (6)
- Serial number (7 digit) (7)
- Last digit of year (4 = 2004) (8)
- 2 blanks (9)
- Manufacturing plant (A = Aspern) (10)
SPECIAL TOOLS AND EQUIPMENT
SPECIAL TOOLS
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Clutch
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
GENERAL SPECIFICATIONS
General Specifications
DIAGNOSTIC INFORMATION AND PROCEDURES
SYMPTOMS - CLUTCH
Symptom
Repair instructions
CLUTCH PEDAL REPLACEMENT
NOTE: The clutch pedal is part of the brake, accelerator, and
clutch pedal assembly
and cannot be serviced separately.
To replace the brake, accelerator and clutch pedal asse
Description and operation
CLUTCH SYSTEM DESCRIPTION AND OPERATION
Clutch Spin Down Time
Inspect the clutch spin down time as follows:
Apply the parking brake and block the vehicle wheels.
Shift the manual transmission into
SEE MORE:
Engine Compartment Overview
Engine Air Cleaner/Filter
Engine Oil Dipstick. See
Engine Oil
Engine Cooling Fan (Out of
View). See Cooling System
Engine Oil Fill Cap. See
Engine Oil
Engine Coolant Surge Tank
and Pressure Cap. See
Cooling System
Brake Fluid Reservoir. See
Brakes
Auxiliary Fuse Block. See
Engine Co
Description and operation
WHEEL DRIVE SHAFTS DESCRIPTION AND OPERATION
Front wheel drive axles are flexible assemblies.
Front wheel drive axles consist of the following components:
A front wheel drive shaft tripot joint (inner joint)
A front wheel drive shaft constant velocity joint (outer joint)
A front wheel drive sha
