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.
Fastener Tightening Specifications
2008 Pontiac Grand Prix BaseSECTION Fastener Tightening Specifications
WARNING: This page is about a different car, the 2007 Buick LaCrosse and 2007 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Accelerator Cable Bracket Bolt | 10 N.m | 89 lb in |
| Accelerator Control Pedal Bolt and Stud | 5 N.m | 44 lb in |
| Air Cleaner Housing Cover Screws | 4 N.m | 35 lb in |
| Air Cleaner Intake Duct Clamp | 2 N.m | 18 lb in |
| Boost Control Solenoid Nut | 8 N.m | 71 lb in |
| Bypass Valve Actuator Mounting Bolt | 25 N.m | 18 lb ft |
| Camshaft Position (CMP) Sensor Bolt | 10 N.m | 89 lb in |
| Crankshaft Position (CKP) Sensor Stud | 30 N.m | 22 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N.m | 15 lb ft |
| Engine Mount Strut Bolt/Nut | 48 N.m | 35 lb ft |
| EVAP Solenoid Vent Valve Bracket Bolt | 10 N.m | 89 lb in |
| Exhaust Gas Recirculation (EGR) Valve Adapter Bolt and Stud | 50 N.m | 37 lb ft |
| Exhaust Gas Recirculation (EGR) Valve Intake Pipe to Exhaust Manifold Bolt | 30 N.m | 22 lb ft |
| Exhaust Gas Recirculation (EGR) Valve Outlet Pipe to Adapter Nut | 30 N.m | 22 lb ft |
| Exhaust Gas Recirculation (EGR) Valve Outlet Pipe to Intake Manifold Bolt | 30 N.m | 22 lb ft |
| Exhaust Gas Recirculation (EGR) Valve Nut | 30 N.m | 22 lb ft |
| Fuel Filler Pipe Screw to the Fuel Filler Pipe | 2.5 N.m | 22 lb in |
| Fuel Rail Hold-Down Bolt/Nut | 10 N.m | 89 lb in |
| Fuel Rail Hold-Down Stud | 25 N.m | 18 lb ft |
| Fuel Sender Access Panel Nut | 10 N.m | 89 lb in |
| Fuel Tank Filler Pipe Hose Clamp | 2.5 N.m | 22 lb in |
| Fuel Tank Filler Pipe Screw | 13 N.m | 115 lb in |
| Fuel Tank Retaining Strap Bolt | 48 N.m | 35 lb ft |
| Heated Oxygen Sensor (HO2S) | 41 N.m | 30 lb ft |
| Idle Air Control (IAC) Valve Screw | 3 N.m | 27 lb in |
| Ignition Coil to Ignition Control Module (ICM) Screw | 4.5 N.m | 40 lb in |
| Ignition Control Module (ICM) Nut | 10 N.m | 89 lb in |
| Ignition Control Module 14 Way Connector to Module Screw | 2.1 N.m | 19 lb in |
| In-Line Fuel Filter Mounting Bracket Bolt | 20 N.m | 15 lb ft |
| In-Line Fuel Filter Outlet Nut | 30 N.m | 22 lb ft |
| Knock Sensor (KS) | 19 N.m | 14 lb ft |
| Knock Sensor (KS) Heat Shield Bolt | 60 N.m | 44 lb ft |
| Manifold Absolute Pressure (MAP) Sensor Screw | 5 N.m | 44 lb in |
| Mass Air Flow (MAF) Sensor Screw | 3 N.m | 27 lb in |
| Powertrain Control Module (PCM) Electrical Connector Bolt | 8 N.m | 71 lb in |
| Spark Plug | ||
|
27 N.m | 20 lb ft |
|
15 N.m | 11 lb ft |
| Throttle Body Nut | 10 N.m | 89 lb in |
| Throttle Body Support Bracket Bolt | 16 N.m | 12 lb ft |
| Throttle Position (TP) Sensor Screw | 2 N.m | 18 lb in |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.