Vehicle power and exhaust system Chevrolet Lumina 1

Fuel System Specifications
General characteristics Fuel pressure: 3.1L Engine TBI Central Injection - 9-13 psi 3.8L engine, PFI port injection - 40-47 psi Secondary air spool travel at...

General information about the fuel and exhaust system
Note. On vehicles equipped with a Delco Loc II audio system, before performing any work that requires the battery to be disconnected, check that the audio...

Relieve fuel pressure
Warning 1. Gasoline is extremely flammable and extra precautions are required when working with any part of the fuel system. Warning 2. After relieving fuel...

Checking the fuel pump and fuel pressure
Note. To perform a fuel pressure test, you need a fuel pressure gauge and an adapter kit to test the fuel injection system. Preliminary check (all models) 1....

Repair and replacement of fuel lines and pipes
1. Always relieve pressure before servicing fuel lines and fittings ( see section 2 ). 2. Supply, drain and vent pipes run from the fuel tank to the engine...

Removal and installation of the fuel tank
Note. Do not begin this work until the fuel gauge indicates that the tank is empty or nearly empty. If the tank has to be removed full (for example, if the...

Fuel tank cleaning and repair
1. All repairs to the fuel tank or fuel filler neck must be performed by a qualified technician. Even after cleaning and flushing the fuel system, explosive...

Removal and installation of the fuel pump
Withdrawal 1. Relieve fuel pressure ( see section 2 ). 2. Disconnect the wire from the negative battery terminal. 3. Remove the fuel tank ( see section 6 ). 4....

Removing and installing the air filter housing
1. Disconnect the wire from the negative battery terminal. 2. Remove, if necessary, the battery from the vehicle ( see chapter 5 ). 3.1L engine 3. Remove the...

Throttle cable
3.1L engine Withdrawal 1. Loosen the screws and release the retainer holding the lower instrument panel trim and lower the trim partially. 2. Disconnect the...

Exhaust system maintenance — general information
Attention! Inspection and repair of exhaust system elements should be carried out only after sufficient time has passed after driving a car for complete...