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2004 Cadillac CTS Spark Plug

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2004 Cadillac CTS
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Spark Plugs & Wires
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23 Products found

2 Q&A for Spark Plug Repair
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  • OEM 2004 Cadillac CTS Spark Plug - 19301814

    OEM (Genuine) 2004 Cadillac CTS Spark Plug

    PartNumber: 19301814
    $9.41 MSRP: $17.02
    You Save: $7.61 (45%)
    Product Specifications
    • Notes: 2.8 & 3.6 Liter
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 4.5 x 4.0 x 1.3 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19256624, 12565996
    • Part Description: 2004 Cadillac CTS Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS
  • Denso Iridium TT™ Spark Plug for 2004 Cadillac CTS - 4719
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: 1.0 mm
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047198
    • Part Description: 2004 Cadillac CTS Iridium TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.6L
  • OEM 2004 Cadillac CTS Spark Plug - 12681665

    OEM (Genuine) 2004 Cadillac CTS Spark Plug

    PartNumber: 12681665
    $9.10 MSRP: $16.46
    You Save: $7.36 (45%)
    Product Specifications
    • Notes: 5.7 Liter
    • Location: Driver Side; Passenger Side
    • Other Names: Spark Plug
    • Item Dimensions: 3.7 x 1.1 x 6.9 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25162555, 12607234, 19256067, 25315018, 89017883, 25162556
    • Replaced by: 12681664
    • Part Description: 2004 Cadillac CTS Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | V | 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
  • Denso Iridium Power™ Spark Plug for 2004 Cadillac CTS - 5339
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Electrode Material: Iridium
    • Gap: 1.1 mm
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • OE Part Number: ITV20
    • Overall Height: ISO
    • Reach: 25 mm (1")
    • Resistance: 5000 Ohms
    • Seat Type: Tapered
    • Spark Plug Reach: 25 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053397
    • Wrench Diameter: 16 mm
    • Part Description: 2004 Cadillac CTS Iridium Power™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.6L
  • Denso Iridium TT™ Cold Type Spark Plug for 2004 Cadillac CTS - 4702
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin -Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047020
    • Wrench Diameter: 16 mm
    • Part Description: 2004 Cadillac CTS Iridium TT™ Cold Type Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Iridium TT™ Spark Plug for 2004 Cadillac CTS - 4713
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047136
    • Part Description: 2004 Cadillac CTS Iridium TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Iridium Long-Life Spark Plug for 2004 Cadillac CTS - 5090
    Product Specifications
    • Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050907
    • Part Description: 2004 Cadillac CTS Iridium Long-Life Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Iridium Power™ Cold Type Spark Plug for 2004 Cadillac CTS - 5304
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053045
    • Part Description: 2004 Cadillac CTS Iridium Power™ Cold Type Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Iridium Power™ Spark Plug for 2004 Cadillac CTS - 5325
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: IT16
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053250
    • Part Description: 2004 Cadillac CTS Iridium Power™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Platinum TT™ Spark Plug for 2004 Cadillac CTS - 4504
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Quantity: 1 Piece
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045040
    • Wrench Diameter: 16 mm
    • Part Description: 2004 Cadillac CTS Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Platinum TT™ Spark Plug for 2004 Cadillac CTS - 4511
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Spark Plug Reach: 18 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045118
    • Wrench Diameter: 16 mm
    • Part Description: 2004 Cadillac CTS Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • OEM 2004 Cadillac CTS Ignition Coil - 19418102

    OEM (Genuine) 2004 Cadillac CTS Ignition Coil

    PartNumber: 19418102
    $99.61 MSRP: $187.96
    You Save: $88.35 (48%)
    Product Specifications
    • Notes: Cts; 3.6l; 2.8 & 3.6 Liter
    • Location: Driver Side; Passenger Side
    • Other Names: Ignition Coil, Spark Plug
    • Item Dimensions: 8.9 x 3.9 x 3.3 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12613057, 12629037, 12583514
    • Part Description: 2004 Cadillac CTS Ignition Coil
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | Base, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
  • Denso Original U-Groove Nickel Spark Plug for 2004 Cadillac CTS - 5063
    Product Specifications
    • Notes: Gap 0.040; OE Recommended Resistor Plug
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.040"
    • Ground Configuration: Multi-Electrode
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 2
    • Ground Electrode Tip Design: Multi-Electrode
    • Heat Range: 20
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 0.551"
    • Thread Reach: 0.748"
    • UPC: 042511050631
    • Part Description: 2004 Cadillac CTS Original U-Groove Nickel Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - IK20
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511053045
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - IK20TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511047020
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - IT16
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053250
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - IT16TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047136
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - ITV20
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.044
    • Reach: 25.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053397
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.6L
  • Denso Iridium Tt™ Spark Plug for 2004 Cadillac CTS - ITV20TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 25.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047198
    • Part Description: 2004 Cadillac CTS Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.6L
  • Denso Original U-Groove™ Spark Plug for 2004 Cadillac CTS - K20TXR
    Product Specifications
    • Notes: Gap 0.040; OE Recommended Resistor Plug
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Nickel
    • Ground Configuration: Multi-Electrode
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 2
    • Ground Electrode Tip Design: Multi-Electrode
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511050631
    • Part Description: 2004 Cadillac CTS Original U-Groove™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Platinum Tt™ Spark Plug for 2004 Cadillac CTS - PK20TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511045040
    • Part Description: 2004 Cadillac CTS Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 6 Cyl 3.2L
  • Denso Platinum Tt™ Spark Plug for 2004 Cadillac CTS - PT16TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511045118
    • Part Description: 2004 Cadillac CTS Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L
  • Denso Iridium Long-Life™ Spark Plug for 2004 Cadillac CTS - ZTJ16R10
    Product Specifications
    • Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium-Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050907
    • Part Description: 2004 Cadillac CTS Iridium Long-Life™ Spark Plug
    More Info
    Vehicle Fitment
    • 2004 Cadillac CTS | All Trims | 8 Cyl 5.7L

FAQ for Spark Plug Repair

Q: What is the proper way to install the spark plug?
A:
The proper way is to measure the spark plug gap on the spark plugs to be installed, install the spark plugs to the cylinder heads, and then install the ignition coils.
By Bob
GM Specialist
01/11/2022
Q: What is the removal procedure for the spark plug?
A:
The procedure is to remove the ignition coils, clean the spark plug recess area with low-pressure air, remove the spark plugs from the cylinder heads, and then inspect the spark plugs.
By Bob
GM Specialist
01/11/2022