Specifications:

  • Brand new AC Delco Spark Plug
  • Comes as a Set of 6
  • Built to strict quality control standards

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Removing the Wiper Arm (0:42)
    • Squeeze and pop off the windshield wiper nut caps off
    • Use a piece of tape to mark the position and angle of the wiper blade
    • Remove the two 15mm nuts from the wiper arms
    • Work the wiper arms off of the splines
  2. step : Removing the Windshield Wiper Transmission Assembly (1:47)
    • Remove the weatherstrip
    • Remove the four 7mm screws from the cowl panel
    • Remove the plastic
    • Remove the 10mm nut up against the fender
    • Remove the two 10mm bolts securing the wiper transmission to the assembly
    • Lift up the wiper transmission assembly and disconnect the wiring harness
  3. step : Removing the Intake Manifold (3:26)
    • Remove the oil fill cap
    • Remove the engine cover
    • Install the oil fill cap
    • Loosen the air intake hose clamp from the throttle body
    • Remove the yellow safety on the throttle body electrical connector
    • Release the connector from the throttle body motor
    • Pry the tab on the fitting and remove the fitting from the throttle body
    • Pry off the two vacuum fittings with a flat blade screwdriver
    • Pry the wire loom from the intake with a flat blade screwdriver
    • Remove the vacuum booster line from the side of the intake
    • List the sound deadening material and disconnect the two wiring harnesses
    • Remove the four 10mm harness hold down bolts
    • Remove the three 10mm bolts from the intake
    • Loosen the 18mm bolts near the power steering fluid
    • Remove the six 13mm bolts from atop the intake
    • Release the harness retainer from the throttle body
    • Lift the intake manifold
  4. step : Removing the Ignition Coil (6:20)
    • Disconnect the ignition coil wiring harness
    • Loosen the 10mm bolt from the ignition coil
    • Pull the ignition coil up and out
  5. step : Removing the Spark Plug (7:09)
    • Loosen the spark plug with a 5/8 inch spark plug socket
    • Remove the spark plug
  6. step : Installing the New Spark Plug (7:52)
    • Put the new spark plug into place
    • Tighten the spark plug with a 5/8 inch spark plug socket
    • Tighten the spark plug to 15 inch-pounds of torque
  7. step : Installing the New Ignition Coil (8:05)
    • Push the new ignition coil into place with the wiring connector facing the rear of the vehicle
    • Insert the two 8mm bolts into the ignition coil
    • Connect the ignition coil wiring harness
    • Repeat Steps for the remaining coils
  8. step : Reinstalling the Intake Manifold (8:30)
    • Remove the old upper plenum gaskets
    • Clean the edges and oil and debris off with brake cleaner
    • Repeat the process for the bottom ports of the intake manifold
    • Insert the gaskets onto the engine
    • Place the intake manifold onto the engine
    • Tighten the six 13mm bolts onto the intake manifold
    • Torque the bolts to 17 foot-pounds
    • Connect the electrical connectors at the rear of the manifold
    • Reconnect the PCV lines, brake booster, and vacuum lines
    • Connect the fitting to the front of the manifold
    • Tighten the four 10mm harness hold down bolts
    • Spin the 10mm bolt into the bracket
    • Tighten the 18mm bolts near the power steering
    • Reinstall the sound deadening material
    • Connecting the throttle body connector and safety
    • Insert the airbox to the throttle body
    • Tighten the clamp with a flat blade screwdriver
    • Remove the oil fill cap
    • Replace the engine cover
    • Tighten the oil fill cap
  9. step : Reinstalling the Windshield Wiper Transmission (12:12)
    • Connect the electrical connector to the wiper transmission
    • Insert the wiper transmission into place
    • Tighten the two 10mm bolts to the transmission assembly
    • Insert the driver side cowl cover into place
    • Tighten the 10mm nut to the cowl cover
    • Insert the passenger side cowl cover into place
    • Tighten the 10mm nut to the cowl cover
    • Reinstall the weatherstrip
  10. step : Reinstalling Wiper Arms (14:00)
    • Line up the wiper to the tape mark
    • Torque the bolt to 26 foot-pounds
    • Replace the bolt cap
    • Close the hood
    • Remove the tape
    • Check for proper operation of the wiper motor

Tools needed for replacement:

    Materials, Fluids, and Supplies

  • Brake Parts Cleaner
  • Painter's Tape
  • Cloth Rags

  • Ratchets & Related

  • Ratchet
  • Torque Wrench
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 18mm Socket
  • 15mm Socket
  • 13mm Socket
  • 7mm Socket
  • 10mm Socket

  • Sockets - SAE

  • 5/8 Inch Spark Plug Socket

  • Wrenches - Metric

  • 10mm Wrench

5.0 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Stars
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Spark plugs
They fit the car great. Was easy to install. And the service was great the parts arrived when they were suppose to
March 1, 2017
Purchased
1 year ago
AC Delco Sparks for 2008 Caddy CTS
I got these AC Delco sparks for my 2008 Cadillac CTS 3.6L Direct Inject. They work great.
January 25, 2017
Purchased
1 year ago
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How-to Video:

(15:26 min)

Tools List:

    Materials, Fluids, and Supplies

  • Brake Parts Cleaner
  • Painter's Tape
  • Cloth Rags

  • Ratchets & Related

  • Ratchet
  • Torque Wrench
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 18mm Socket
  • 15mm Socket
  • 13mm Socket
  • 7mm Socket
  • 10mm Socket

  • Sockets - SAE

  • 5/8 Inch Spark Plug Socket

  • Wrenches - Metric

  • 10mm Wrench



This part replaces:

  • ACDelco 41-990
  • Reference Number 41-990
  • OE # 19300872

Vehicle Fit

  • 2005-2008 Buick Allure Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2009 Buick Enclave Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2005-2008 Buick LaCrosse Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2005-2006 Buick Rendezvous Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2005-2009 Cadillac CTS Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2006-2007 Cadillac CTS Platinum Spark Plug 6 Piece Set V6 2.8L ACDelco 41-990
  • 2005-2009 Cadillac SRX Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2005-2009 Cadillac STS Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2009 GMC Acadia Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2007-2009 Pontiac G6 Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2008-2009 Pontiac G8 Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2008-2009 Pontiac Torrent Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2007-2009 Saturn Aura Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2009 Saturn Outlook Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
  • 2008-2009 Saturn Vue Platinum Spark Plug 6 Piece Set V6 3.6L ACDelco 41-990
Part #: ACEEK00035

Ships Same Day for orders placed by 4 P.M. ET

AC DELCO
Brand #: 41-990

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Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
- Dwuan M.
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