Grand Prix V6-204 3.4L DOHC (1992)
Technical Service Bulletin # 476134
Date: 941201
Camshaft Timing - Revised Service Procedure
NO: 47-61-34
GROUP: 6 - ENGINE
DATE: DECEMBER, 1994
SUBJECT:
SECTION 6A9 - REVISED CAMSHAFT TIMING PROCEDURE
MODELS:
1991-95 Chevrolet Lumina
1995
Chevrolet Monte Carlo
1991-95 Oldsmobile Cutlass Supreme
1991-95 Pontiac Grand Prix with 3.4L Engine (VIN X - RPO L01)
Remove/Disconnect
The following camshaft timing procedure replaces the information in the published service manual. Use this new procedure to properly time the engine.
Camshaft Timing Procedure
Figures 1 through 3
Tool required:
J 38613-A Camshaft Timing
Clamps
J 38614
Camshaft Sprocket
Remover
Remove or Disconnect
1.
Negative battery cable.
2.
Air cleaner assembly.
3.
Drain engine coolant.
4.
Accelerator and cruise control cables from throttle-body.
5.
Fuel rail cover.
6.
Relieve fuel pressure.
7.
Fuel lines from fuel rail and remove fuel mounting bracket.
8.
Heater hose and bracket from lower intake manifold.
9.
PCV valve and vacuum line from throttle body.
10.
Electrical connector from EGR.
11.
EGR valve and reposition.
12.
Electrical connections from canister purge solenoid and MAP sensor.
13.
Vacuum lines from upper intake manifold tee.
14.
Wiring loom bracket for rear spark plug wires.
15.
Power brake vacuum hose and remove upper intake manifold.
16.
Coolant recovery tank.
17.
Serpentine belt.
18.
Serpentine belt tensioner.
19.
Power steering lines from pump and reposition for pump removal. Refer to SECTION 3B.
20.
Reposition PCM (1991-93 ONLY).
21.
PCM mounting bracket (1991-93 ONLY).
22.
PCM electrical connectors and reposition (1994-95 ONLY).
23.
Spark plug wires from spark plugs.
24.
Wiring harness cover at right strut tower.
25.
Fuel line bracket.
26.
Timing belt covers.
27.
Breather hose from rear camshaft cover and crankcase vent from breather manifold.
28.
Camshaft carrier covers.
29.
Side plate bolts from actuator.
30.
Rotate actuator assembly from the tensioner pulley socket and out of the mounting base.
31.
Timing belt tensioner pulley.
