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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2012IMPALA V6-3.6LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINETIMING COMPONENTSTIMING CHAIN GUIDESERVICE AND REPAIRPRIMARY TIMING CHAIN GUIDE REPLACEMENT - UPPER
2012 Chevrolet Impala V6-3.6L
Primary Timing Chain Guide Replacement - Upper
2012 Chevrolet Impala V6-3.6LSECTION Primary Timing Chain Guide Replacement - Upper
Primary Timing Chain Guide Replacement - Upper
Removal Procedure
1. Remove the engine front cover. Refer to Engine Front Cover Replacement Service and Repair.
2. Remove the primary camshaft drive chain tensioner. Refer to Primary Camshaft Intermediate Drive Chain Tensioner Replacement Primary Camshaft Intermediate Drive Chain Tensioner Replacement.
3. Remove the primary upper camshaft drive chain guide. Refer to Primary Timing Chain Guide Removal - Upper 20. Primary Timing Chain Guide Removal - Upper.
Installation Procedure
1. Install the primary upper camshaft drive chain guide. Refer to Primary Timing Chain Guide Removal - Lower 21. Primary Timing Chain Guide Removal - Lower.
2. Install the primary camshaft drive chain tensioner. Refer to Primary Camshaft Intermediate Drive Chain Tensioner Installation 119. Primary Camshaft Intermediate Drive Chain Tensioner Installation.
3. Install the engine front cover. Refer to Engine Front Cover Replacement Service and Repair.
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.