3.1L V6 engine of car Chevrolet Lumina 1

Technical data of the engine 3.1 liters (V6)
General characteristics of the engine Cylinder numbering: front row (from the side of the radiator) — 2-4-6 Back row - 1-3-5 The ignition order in the...

General information about engine repair
Note. On vehicles equipped with a Delco Loc II audio system, ensure that the audio system interlock device is disabled before performing any procedures to...

Repair work performed without removing the engine
There are many repairs that can be done without removing the engine from the car. Before starting any repair work, wash the vehicle's engine compartment and...

Setting the piston N1 to TDC
Note. The procedure below is based on the assumption that the ignition distributor is installed correctly. If you want to find the TDC position in order to...

Removing and installing valve covers
Withdrawal 1. Disconnect the wire from the negative battery terminal. 2. Remove the air filter ( see chapter 4, section 8 ). Front valve cover 3. Disconnect...

Removal and installation of an inlet collector
Withdrawal 1. Relieve pressure in the fuel supply system ( see chapter 4, section 2 ). 2. Disconnect the wire from the negative battery terminal. 3. Drain the...

Removal, inspection and installation of rocker arms and stems
Withdrawal 1. Remove covers (caps) valve mechanism ( see section 4 ) and intake manifold (see section 5). 2. Starting from the V-ribbed belt side, unscrew the...

Replacing springs, retainers and valve seals
Note. Broken valve springs and damaged valve stem seals can be replaced without removing the cylinder heads. Typically, this operation requires two special...

Removal and installation of exhaust manifolds
1. Disconnect the wire from the negative battery terminal. 2. Remove the air filter ( see chapter 4, section 8 ). Front manifold 3. Allow the engine to cool...

Removal and installation of a head of cylinders
Attention! Allow the engine to cool completely before loosening the cylinder head bolts. Note. On vehicles with high mileage during repair work, before...

Removal, check and installation of hydraulic pushers of valves
1. A noisy valve lifter can be easily detected when the engine is idling. Enough by wearing a stethoscope (or by bringing one end of a piece of hose to your...

Removal and installation of antivibrator
Withdrawal 1. Disconnect the wire from the negative battery terminal. 2. Loosen the right front wheel nuts. 3. Raise the vehicle and secure it on stands. 4....

Replacing the front crankshaft seal
1. Remove the anti-vibrator ( see section 11 ). 2. Note how the cuff is installed - the new one should be set to the same depth and oriented in exactly the...

Removing and installing the timing chain cover
Withdrawal 1. Disconnect the wire from the negative battery terminal. 2. Loosen, without completely unscrewing, the bolts securing the coolant pump pulley,...

Check, removal and installation of a chain and an asterisk of a drive of the gas-distributing mechanism
1. With a significant mileage of the car engine, if there is visible damage on the timing chain drive or if it sags between the sprockets by more than 1 inch...

Removal and installation of an oil crankcase
Withdrawal 1. Disconnect the wire from the negative battery terminal. 2. Remove poly V-belt ( see chapter 1, section 21 ). 3. Raise the front of the vehicle...

Removal and installation of the oil pump
Withdrawal 1. Remove the oil pan ( see section 15 ). 2. Having unscrewed the oil pump mounting bolts, remove it from the engine (see illustration). 16.2....

Checking and replacing the engine mount
Attention! When performing the procedures discussed below, it is recommended to use the appropriate techniques and devices. Be careful not to get under the...