Chevrolet Sonic Repair Manual: Gears Cleaning and Inspection (Gen 1)
- Gears
-
- Clean the following gears in a suitable solvent and air dry all the parts.
Warning:
Wear safety glasses to avoid injury when using compressed air or any cleaning solvent. Bodily injury may occur if fumes are inhaled or if skin is exposed to chemicals.
- 1st gear (1)
- 2nd gear assembly (4)
- 3rd gear assembly (3)
- 4th gear assembly (2)
- Reverse idler gear (5)
- Inspect the gear tooth surfaces on all the gears for the following conditions:
- Cracks
- Pitting
- Nicks
- Chipped gear teeth
- High spots ?small shiny spots on the gear teeth mating surfaces
- Input Shaft
-
- Clean the input shaft (1) in a suitable solvent.
- Clean and air dry the oil gallery.
- Inspect the input shaft bearing surfaces for the following conditions:
- Wear
- Lack of lubricant
- Debris embedded in the oil grooves
- Brinelling
- Inspect the input shaft splines for wear or damage.
- Replace the input shaft if any of the above conditions are found.
- Main Shaft
-
- Clean the main shaft (1) in a suitable solvent.
- Clean and air dry the oil gallery.
- Inspect the main shaft bearing surfaces for the following conditions:
- Wear
- Lack of lubricant
- Debris embedded in the oil grooves
- Brinelling
- Inspect the main shaft splines for wear or damage.
- Replace the main shaft if any of the above conditions are found.
- Reverse Idler Gear and Shaft
-
- Clean the reverse idler gear (1) and shaft (2) in a suitable solvent and air dry all the parts.
- Inspect the reverse idler gear bushing (3) for the following conditions:
- Excessive wear
- Scoring
- Pitting
- Replace the reverse idler gear if the bushing is faulty.
- Inspect the reverse idler gear shaft for the following conditions:
- Excessive wear
- Scoring
- Pitting
- Replace the reverse idler gear shaft if it is faulty.
Gear Position Sensor Replacement
Gear Position Sensor Replacement
Callout
Component Name
Preliminary Procedure
Unclip the engine control module (ECM) and bracke ...
Gears Cleaning and Inspection (Gen 2)
Gears
Warning: Wear safety glasses to avoid injury when using compressed
air or any cleaning solvent. Bodily injury may occur if fumes are inhaled
or if skin is exp ...
Other materials:
Front Air Deflector Replacement
Front Air Deflector Replacement
Callout
Component Name
Preliminary Procedure
Remove front bumper fascia. Refer to Front Bumper Fascia Replacement
Remove the headlamp. Refer to Headlamp Replacement.
1
...
Throttle Body Assembly Installation
Install a NEW throttle body seal.
Install the throttle body (1).
Caution: Refer to Fastener Caution.
Install the 4 throttle body bolts (2) and tighten to
8 Y (71 lb in).
...
Emission control system warranty
Your Nissan Armada is protected by comprehensive emission-related warranties
designed to ensure compliance with environmental regulations and maintain optimal
engine performance.
For USA:
Emission Defects Warranty – Covers defects in materials or workmanship that
may affect emissions s ...
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