How to Install a Knock Sensor on a 3.7L Engine on 2007 Jeep Grand Cherokee?

To install the 3.7L engine's knock sensor, identify the left sensors by the tag and larger bolt head. Clean the mounting holes, install the sensors, and torque the bolts to 15 +/- 2 ft.lbs. Connect the wiring harness and install the intake manifold being careful to not put adhesives on the bolt threads.

OEM 2007 Jeep Grand Cherokee Knock Sensor

Engine Knock Sensor

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4 Knock Sensors found

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2007 Jeep Grand Cherokee Knock Sensor Part Number: 4606093AF
$119.31 MSRP: $182.00
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Product Specifications
- Other Name: Sensor - Knock; Ignition Knock (Detonation) Sensor; Throttle Sensor; Sensor Knock
- Replaces: 4606093AC, 4606093AE
- Item Weight: 0.50 Pounds
- Item Dimensions: 1.4 x 3.4 x 9.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4606093AF
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2007 Jeep Grand Cherokee Submodels:
- Laredo, Limited | 3.7L V6, 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS
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2007 Jeep Grand Cherokee Knock Sensor Part Number: 5033316AB
$128.23 MSRP: $194.00
You Save: $65.77 (34%)
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Product Specifications
- Other Name: Sensor - Knock; Ignition Knock (Detonation) Sensor; MAP Sensor; Sensor Knock
- Replaces: 5033316AA, 56028563AA
- Item Weight: 0.50 Pounds
- Item Dimensions: 1.1 x 1.3 x 2.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5033316AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Jeep Grand Cherokee Submodels:
- High Altitude, Laredo, Limited, Limited X, Overland, Overland Summit, SRT, SRT8, Summit, Trailhawk | 5.7L V8, 6.1L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS, 8 Cyl 6.4 L GAS
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2007 Jeep Grand Cherokee Knock Sensor Part Number: 56041677AB
$103.47 MSRP: $157.00
You Save: $53.53 (35%)
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Product Specifications
- Other Name: Sensor - Knock; Ignition Knock (Detonation) Sensor; Map Sensor; Sensor Knock
- Item Weight: 0.90 Pounds
- Item Dimensions: 1.8 x 3.5 x 24.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041677AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2007 Jeep Grand Cherokee Submodels:
- 65th Anniversary Edition, Laredo, Limited | 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS
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2007 Jeep Grand Cherokee Knock Sensor Bracket Part Number: 56041849AA
Product Specifications
- Other Name: Sensor - Knock Sensor; Ignition Knock (Detonation) Sensor Bracket; Bracket Knock Sensor
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 56041849AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2007 Jeep Grand Cherokee Submodels:
- 65th Anniversary Edition, Laredo, Limited | 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS

2007 Jeep Grand Cherokee Knock Sensor Parts and Q&A

Q: How to Install a Knock Sensor on a 3.7L Engine on 2007 Jeep Grand Cherokee?
A: To install the 3.7L engine's knock sensor, identify the left sensors by the tag and larger bolt head. Clean the mounting holes, install the sensors, and torque the bolts to 15 +/- 2 ft.lbs. Connect the wiring harness and install the intake manifold being careful to not put adhesives on the bolt threads.