Operation CHARM: Car repair manuals for everyone.
Home >> Chevrolet >> 2007 >> Impala V6-3.5L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Coil >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Ignition Coil: Service and Repair



Ignition Coil Replacement

Removal Procedure




1. Remove the intake manifold cover.
2. Disconnect the manifold absolute pressure (MAP) sensor electrical connector (1).
3. Disconnect the ignition coil electrical connector (6).




4. Disconnect the left side spark plug wires from the ignition coil.




5. Disconnect the right side spark plug wires from the ignition coil.




6. Remove the ignition coil bolts/nuts.
7. Remove the ignition coil.
8. Remove the ignition coil studs, if necessary.

Installation Procedure






Notice: Refer to Fastener Notice.

1. Install the ignition coil studs, if necessary.

Tighten the studs to 25 N.m (15 lb ft).

2. Install the ignition coil bolts/nuts.

Tighten the bolts/nuts to 25 N.m (15 lb ft).




3. Connect the right side spark plug wires to the ignition coil.




4. Connect the left side spark plug wires to the ignition coil.




5. Connect the ignition coil electrical connector (6).
6. Connect the MAP sensor electrical connector (1).
7. Install the intake manifold cover.

pro multis · About Operation CHARM