LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Chevrolet
>>
1987
>>
Chevette 4D Hatchback, Automatic
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
System
>>
Air Injection System
>>
Trouble Shooting
>>
Poor Gas Mileage
September 30: LEMON manuals is back up on a temporary server! Slowness is possible
Poor Gas Mileage
Air pump output not shifting to catalytic converter upon signal from the TVS.
Faulty electrical and/or vacuum circuits.