Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SMU - Revised Lower Intake Manifold Installation (02-06-01-014)
Reference number: 02-06-01-014
SMU - REVISED LOWER INTAKE MANIFOLD INSTALLATION
TECHNICAL SERVICE BULLETIN
| BUICK: | 1996 Regal; 1996-1998 Skylark; 1996-2002 Century; 2002 Rendezvous with 3.1L or 3.4L Engine (VINs J, M, E - RPOs LG8, L82, LA1) |
| CHEVROLET: | 1996 Beretta, Corsica, Lumina APV; 1996-2001 Lumina; 1997-2002 Malibu, Monte Carlo, Venture; 2000-2002 Chevrolet Impala with 3.1L or 3.4L Engine (VINs J, M, E - RPOs LG8, L82, LA1) |
| OLDSMOBILE: | 1996-1998 Achieva; 1997-1998 Cutlass; 1996-2002 Silhouette; 1999-2002 Alero with 3.1L or 3.4L Engine (VINs J, M, E - RPOs LG8, L82, LA1) |
| PONTIAC: | 1996-1998 TransSport; 1996-2002 Grand Am, Grand Prix; 1999-2002 Montana; 2001-2002 Aztek with 3.1L or 3.4L Engine (VINs J, M, E - RPOs LG8, L82, LA1) |
| SECTION: | 06-Engine/Propulsion |
SERVICE INFORMATION
This bulletin is being issued to revise Steps 1 and 2 of the Lower Intake Manifold Installation procedure in the Engine Mechanical sub-section of the Service Manual. Please replace the current information in the Service Manual with the following information.
The following information has been updated within SI2000. If you are using a paper version of this Service Manual, please make a reference to this bulletin on the affected page.
INTAKE MANIFOLD INSTALLATION - LOWER
- Install the intake manifold gaskets.
- Apply small drops (8-10 mm [0.31-0.39 in]) of RTV sealer, GM P/N 12346286 (in Canada, use GM P/N 10953476) or the equivalent to the four corners of the intake manifold to block joint (1).
- Connect the small drops with a bead of RTV sealer that is between 8-10 mm (0.31-0.39 in) wide and 3.0-5.0 mm (0.12-0.20 in) thick (2).
The remaining steps are unchanged.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.