Chevrolet Sonic Repair Manual: Bushing and Mating Shaft Inspection
Note:
Proper bushing and corresponding mating shaft inspection should be performed before replacing the bushing, shaft, and in some cases, the component which houses the bushing. Thoroughly clean and dry the bushing and shaft surfaces before inspecting for damage.
Any of the following bushing conditions require replacement of the bushing and/or housing:
- Discoloration due to heat distress
- Misalignment or displacement of bushing as a result of spinning in housing
- Medium to heavy scoring that can be easily detected with fingernail. Light scoring is a normal condition.
- Debris embedded into the bushing lining material
- Obvious damage, including excessive and uneven wear
- Excessive polishing. Minor polishing of the bushing is an indication of normal wear and does not require replacement.
Any of the following conditions require replacement of the bushing's mating shaft:
- Discoloration due to heat distress
- Rough surface finish that can be easily detected with finger
- Obvious shaft abnormalities, including warping or uneven surfaces
- Obvious damage or cracking
Automatic Transmission Shift Lock Control Function Check
Warning: When you are doing this inspection, the vehicle could move
suddenly. If the vehicle moves, you or others could be injured.
Before starting this check, be sure there is enough roo ...
Other materials:
Infotainment
Determine which radio the vehicle has and read the following pages to become
familiar with its features.
Warning
Taking your eyes off the road for extended periods could cause a crash resulting
in injury or death to you or others. Do not give extended attention to infotainment
tasks while dr ...
Coolant System Flushing
Note:
Do not use a chemical flush.
Store used coolant in the proper manner, such as in a used engine coolant
holding tank.
Do not pour used coolant down a drain. Ethylene glycol antifreeze is
a very toxic chemical.
Do not dispose of coolant into the sewer system or groun ...
Control Solenoid Valve and Transmission Control Module Assembly Inspection
Verify the conditions listed below do not exist. Carefully
inspect the control solenoid valve assembly connectors and pins (1, 2, 4, 6)
for the condition. Repair or replace as necessary.
Damage
Bent pins
Debris
Broken retaining tab
Contamination
Verify there is ...
0.0094