P0327 Code: Knock Sensor Low Input Causes & Fix
Learn what triggers the P0327 knock sensor low-input code, how serious it is, and how to diagnose the sensor, connector and wiring step by step before replacing parts.
Jul 27, 2026
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Chevrolet K1500 Suburban Knock Sensor
15 itemsGet a reliable Knock Sensor for your vehicle at A-Premium. Our high-quality sensors are designed to accurately detect engine knocking, helping to prevent costly damage. Browse our selection today and enjoy fast, free shipping on your order.
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A-Premium®Part # APKNS066
Knock Detonation Sensor for Buick Century Chevy C1500 K1500 V10 Cadillac Isuzu
4.811 Reviews
$31.99
Low stock: Only 3 left
Edit ZIP code
1-year warranty
90 days free return
Fits 1997 - 1998 Chevrolet K2500, 1996 - 2002 Chevrolet Express 1500, 1996 - 2002 Chevrolet Express 2500, 1996 - 1999 Chevrolet C1500, 1996 - 1999 Chevrolet K1500, 1996 - 1998 Chevrolet C2500, 1996 - 1997 Chevrolet Camaro, 1996 - 1996 Buick Commercial Chassis, 1996 - 1996 Buick Roadmaster, 1996 - 1996 Cadillac Commercial Chassis, 1996 - 1996 Cadillac Fleetwood, 1996 - 1996 Chevrolet Caprice, 1996 - 1996 Chevrolet Corvette, 1996 - 1996 Chevrolet Impala, 1995 - 1995 Chevrolet Camaro, 1995 - 1995 Chevrolet Cavalier, 1994 - 1995 Chevrolet K2500, 1993 - 1995 Buick Skylark, 1993 - 1995 Chevrolet C1500, 1993 - 1995 Chevrolet C2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
KS2, KS2T, 5S2155, 2421018, ID0104, 10456017, 10456205, 10456287,
...View moreConditionNew
item #10019AGH
Show less
StandardPart # KS6
Standard KS6 Ignition Knock (Detonation) Sensor
4.448 Reviews
$64.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996-1996 Chevrolet Express 3500, 1995-1999 Chevrolet Silverado, 1995-1997 Chevrolet P30, 1995-1996 AM General Hummer, 1995-1996 GMC C1500 Suburban, 1995-1996 GMC K1500 Suburban, 1995-1995 Chevrolet Suburban 1500, 1995-1995 Chevrolet Tahoe, 1994-1996 GMC C2500 Suburban, 1994-1996 GMC C2500 Suburban, 1994-1996 GMC K2500 Suburban, 1994-1996 GMC K2500 Suburban, 1994-1996 GMC Yukon, 1994-1995 Chevrolet C1500 Suburban, 1994-1995 Chevrolet C2500 Suburban, 1994-1995 Chevrolet C2500 Suburban, 1994-1995 Chevrolet K1500 Suburban, 1994-1995 Chevrolet K2500 Suburban, 1994-1995 Chevrolet K2500 Suburban, 1994-1995 GMC C1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
KS6, 21392, SDTGM003, AS10016, AS10070, DKS208, 144-408, 72909,
...View moreitem #1001649Y
Show less
StandardPart # KS50
Standard KS50 Ignition Knock (Detonation) Sensor
4.448 Reviews
$61.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1997-1999 GMC C2500 Suburban, 1997-1999 GMC K2500 Suburban, 1997-1997 Chevrolet C1500 Suburban, 1997-1997 Chevrolet C2500 Suburban, 1997-1997 Chevrolet K2500 Suburban, 1997-1997 GMC C1500 Suburban, 1997-1997 GMC C2500 Suburban, 1997-1997 GMC K1500 Suburban, 1997-1997 GMC K2500 Suburban, 1996-2000 Chevrolet C2500, 1996-2000 Chevrolet C3500, 1996-2000 Chevrolet C3500HD, 1996-2000 Chevrolet Express 3500, 1996-2000 Chevrolet K2500, 1996-2000 Chevrolet K3500, 1996-2000 GMC C2500, 1996-2000 GMC C3500, 1996-2000 GMC C3500HD, 1996-2000 GMC K2500, 1996-2000 GMC K3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
KS50, SDTGM011, AS10012, DKS225, 144-425, 72804, ID0122, 10456232,
...View moreitem #100163W2
Note
Sensor Only
Show less
StandardPart # KS7
Standard KS7 Ignition Knock (Detonation) Sensor
4.448 Reviews
$43.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2007-2007 Chevrolet Silverado 3500, 2002-2002 Chevrolet P30, 2001-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Sonora, 2000-2000 Chevrolet Cargo Van, 2000-2000 GMC Yukon, 1999-2000 Cadillac Escalade, 1998-1999 GMC Yukon, 1997-2002 Chevrolet Express 3500, 1997-1999 Chevrolet Cargo Van, 1997-1999 GMC C1500 Suburban, 1997-1999 GMC C2500 Suburban, 1997-1999 GMC K1500 Suburban, 1997-1999 GMC K2500 Suburban, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 3500, 1996-2002 Isuzu NPR
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
KS7, 213324, SDTGM007, 32000, AS10015, AS10099, DKS209, 144-426,
...View moreitem #1001659G
Show less
Walker ProductsPart # 242-1018
Walker Products 242-1018 Ignition Knock (Detonation) Sensor
4.329 Reviews
$39.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1998-1998 Chevrolet K2500, 1998-1998 GMC K2500, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-1997 Chevrolet Camaro, 1996-1997 Pontiac Firebird, 1996-1996 Buick Commercial Chassis, 1996-1996 Buick Roadmaster, 1996-1996 Cadillac Commercial Chassis, 1996-1996 Cadillac Fleetwood, 1996-1996 Chevrolet Caprice, 1996-1996 Chevrolet Corvette, 1996-1996 Chevrolet Impala, 1995-1999 Chevrolet C1500, 1995-1999 Chevrolet K1500, 1995-1999 GMC C1500, 1995-1999 GMC K1500, 1995-1998 Chevrolet C2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-1018, KS26, 613-02, ID0104, AS10014, 1997562, 10456017, 10456205,
...View moreitem #1001LKA5
Show less
StandardPart # KS2
Standard KS2 Ignition Knock (Detonation) Sensor
4.448 Reviews
$38.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1998-1998 GMC K2500, 1997-1998 Chevrolet K2500, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-1997 Chevrolet Camaro, 1996-1997 Pontiac Firebird, 1996-1996 Buick Commercial Chassis, 1996-1996 Buick Roadmaster, 1996-1996 Cadillac Commercial Chassis, 1996-1996 Cadillac Fleetwood, 1996-1996 Chevrolet Caprice, 1996-1996 Chevrolet Corvette, 1996-1996 Chevrolet Impala, 1995-1995 Chevrolet Camaro, 1995-1995 Chevrolet Cavalier, 1995-1995 Pontiac Firebird, 1995-1995 Pontiac Sunfire, 1994-1995 Chevrolet K2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
MaterialCast Iron
Part interchange
KS2, SDTGM002, 158-0761, AS10014, AS10022, AS10046, AS10098, DKS200,
...View moreitem #100168QX
Show less
Walker ProductsPart # 242-91034
Walker Products 242-91034 Ignition Knock (Detonation) Sensor
4.329 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000-2000 GMC Yukon, 1999-2000 Cadillac Escalade, 1999-1999 Chevrolet C1500 Suburban, 1999-1999 Chevrolet C2500 Suburban, 1999-1999 Chevrolet Express 2500, 1998-1999 GMC Yukon, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 Chevrolet Express 3500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 3500, 1996-2000 Chevrolet K2500, 1996-1999 Chevrolet C2500 Suburban, 1996-1999 Chevrolet K1500 Suburban, 1996-1999 Chevrolet K2500 Suburban, 1996-1999 Chevrolet P30, 1996-1999 GMC C1500, 1996-1999 GMC C1500 Suburban, 1996-1999 GMC C2500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-91034, SU154DG, KS31, ID0107, AS10015, 1997699, 10456018, 10456288,
...View moreitem #1001LH3E
Show less
Walker ProductsPart # 242-91018
Walker Products 242-91018 Ignition Knock (Detonation) Sensor
4.329 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1998-1998 Chevrolet K2500, 1998-1998 GMC K2500, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-1997 Chevrolet Camaro, 1996-1997 Pontiac Firebird, 1996-1996 Buick Commercial Chassis, 1996-1996 Buick Roadmaster, 1996-1996 Cadillac Commercial Chassis, 1996-1996 Cadillac Fleetwood, 1996-1996 Chevrolet Caprice, 1996-1996 Chevrolet Corvette, 1996-1996 Chevrolet Impala, 1995-1999 Chevrolet C1500, 1995-1999 Chevrolet K1500, 1995-1999 GMC C1500, 1995-1999 GMC K1500, 1995-1998 Chevrolet C2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-91018, SU121DG, KS26, 613-02, ID0104, AS10014, 1997562, 10456017,
...View moreitem #1001LKCZ
Show less
Walker ProductsPart # 242-1034
Walker Products 242-1034 Ignition Knock (Detonation) Sensor
4.329 Reviews
$43.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000-2000 GMC Yukon, 1999-2000 Cadillac Escalade, 1999-1999 Chevrolet C1500 Suburban, 1999-1999 Chevrolet C2500 Suburban, 1999-1999 Chevrolet Express 2500, 1999-1999 GMC C3500HD, 1998-1999 GMC Yukon, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 Chevrolet Express 3500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 3500, 1996-2000 Chevrolet K2500, 1996-1999 Chevrolet C2500 Suburban, 1996-1999 Chevrolet K1500 Suburban, 1996-1999 Chevrolet K2500 Suburban, 1996-1999 Chevrolet P30, 1996-1999 GMC C1500, 1996-1999 GMC C1500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-1034, KS31, ID0107, AS10015, 3H6, 1997699, 10456018, 10456288,
...View moreitem #1001LH2U
Show less
Walker ProductsPart # 242-91023
Walker Products 242-91023 Ignition Knock (Detonation) Sensor
4.329 Reviews
$54.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1997 Chevrolet P30, 1995-1996 Chevrolet P30, 1995-1996 GMC P3500, 1995-1995 Chevrolet C1500, 1995-1995 Chevrolet C1500 Suburban, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500 Suburban, 1995-1995 Chevrolet C2500 Suburban, 1995-1995 Chevrolet C3500, 1995-1995 Chevrolet C3500, 1995-1995 Chevrolet K1500, 1995-1995 Chevrolet K1500 Suburban, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500 Suburban, 1995-1995 Chevrolet K2500 Suburban, 1995-1995 Chevrolet K3500, 1995-1995 Chevrolet K3500, 1995-1995 Chevrolet Tahoe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-91023, SU169DG, KS30, 613-03, ID0112, AS10016, 10456031, 10456549,
...View moreitem #1001LDK6
Show less
Walker ProductsPart # 242-1023
Walker Products 242-1023 Ignition Knock (Detonation) Sensor
4.329 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1997 Chevrolet P30, 1995-1996 Chevrolet P30, 1995-1996 GMC P3500, 1995-1995 Chevrolet C1500, 1995-1995 Chevrolet C1500 Suburban, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500, 1995-1995 Chevrolet C2500 Suburban, 1995-1995 Chevrolet C2500 Suburban, 1995-1995 Chevrolet C3500, 1995-1995 Chevrolet C3500, 1995-1995 Chevrolet K1500, 1995-1995 Chevrolet K1500 Suburban, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500, 1995-1995 Chevrolet K2500 Suburban, 1995-1995 Chevrolet K2500 Suburban, 1995-1995 Chevrolet K3500, 1995-1995 Chevrolet K3500, 1995-1995 Chevrolet Tahoe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
242-1023, KS30, 613-03, ID0112, AS10016, 10456031, 10456549, 144-408,
...View moreitem #1001LDWZ
Show less
DelphiPart # AS10014
Ignition Knock (Detonation) Sensor - Delphi AS10014
52 Reviews
$50.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1998-1998 Chevrolet K2500, 1998-1998 GMC K2500, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-1997 Chevrolet Camaro, 1996-1997 Pontiac Firebird, 1996-1996 Buick Roadmaster, 1996-1996 Cadillac Fleetwood, 1996-1996 Chevrolet Caprice, 1996-1996 Chevrolet Corvette, 1996-1996 Chevrolet Impala, 1995-1995 Chevrolet Cavalier, 1995-1995 Pontiac Sunfire, 1993-1995 Buick Skylark, 1993-1995 Oldsmobile Achieva, 1993-1995 Pontiac Grand Am, 1993-1994 Chevrolet Beretta, 1992-1995 Chevrolet Lumina APV
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
AS10014, 5S2155, SU121, S8003, 213325, 242-1018, 10456287, 29014,
...View moreitem #1001X3LK
Show less
DelphiPart # AS10015
Ignition Knock (Detonation) Sensor - Delphi AS10015
52 Reviews
$55.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000-2000 Chevrolet C3500HD, 2000-2000 GMC Yukon, 1999-2000 Cadillac Escalade, 1999-2000 GMC C3500HD, 1999-1999 Chevrolet C1500 Suburban, 1999-1999 Chevrolet C2500 Suburban, 1999-1999 Chevrolet Express 2500, 1998-1999 GMC Yukon, 1996-2002 Chevrolet Express 1500, 1996-2002 Chevrolet Express 2500, 1996-2002 Chevrolet Express 3500, 1996-2002 GMC Savana 1500, 1996-2002 GMC Savana 2500, 1996-2002 GMC Savana 3500, 1996-1999 Chevrolet C1500 Suburban, 1996-1999 Chevrolet C2500 Suburban, 1996-1999 Chevrolet K1500 Suburban, 1996-1999 Chevrolet K2500 Suburban, 1996-1999 GMC C1500 Suburban, 1996-1999 GMC C2500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
AS10015, 5S2158, SU154, S8012, 213324, 10456288, 29016, DKS209,
...View moreitem #1001X17K
Show less
DelphiPart # AS10016
Ignition Knock (Detonation) Sensor - Delphi AS10016
52 Reviews
$57.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1995 Chevrolet Tahoe, 1995-1995 GMC C1500 Suburban, 1995-1995 GMC G2500, 1995-1995 GMC K1500 Suburban, 1994-1995 Chevrolet C1500 Suburban, 1994-1995 Chevrolet C2500 Suburban, 1994-1995 Chevrolet C2500 Suburban, 1994-1995 Chevrolet K1500 Suburban, 1994-1995 Chevrolet K2500 Suburban, 1994-1995 Chevrolet K2500 Suburban, 1994-1995 GMC C2500 Suburban, 1994-1995 GMC C2500 Suburban, 1994-1995 GMC K2500 Suburban, 1994-1995 GMC K2500 Suburban, 1994-1995 GMC Yukon, 1994-1994 Chevrolet Blazer, 1994-1994 Chevrolet C2500, 1994-1994 Chevrolet C2500, 1994-1994 Chevrolet C2500, 1994-1994 GMC C1500 Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
AS10016, 5S2167, SU169, S8011, 21392, 242-1023, 10456549, 29019,
...View moreitem #1001X247
Show less
A-Premium®Part # APKNS069
Knock Detonation Sensor for Chevrolet Blazer 1987-1994 Camaro Express 3500 G30
4.811 Reviews
$28.99
Edit ZIP code
1-year warranty
90 days free return
Fits 1999 - 2000 Cadillac Escalade, 1997 - 2002 Chevrolet Express 3500, 1996 - 2002 Chevrolet Express 1500, 1996 - 2002 Chevrolet Express 2500, 1996 - 2002 Isuzu NPR, 1996 - 2000 Chevrolet C2500, 1996 - 2000 Chevrolet C3500, 1996 - 1999 Chevrolet C1500, 1996 - 1999 Chevrolet C1500 Suburban, 1996 - 1999 Chevrolet C2500 Suburban, 1996 - 1999 Chevrolet K1500, 1994 - 1995 Chevrolet B7, 1994 - 1995 Chevrolet C1500 Suburban, 1994 - 1995 Chevrolet C2500 Suburban, 1994 - 1994 Chevrolet Blazer, 1993 - 1995 Chevrolet Astro, 1993 - 1995 Chevrolet B7, 1992 - 1993 Buick Commercial Chassis, 1992 - 1993 Buick Roadmaster, 1992 - 1993 Chevrolet Blazer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet K1500 Suburban
Item LocatedUnited States
Quantity1
Part interchange
KS7, KS7T, 5S2158, 2421034, ID0107, 10456018, 10456288, 1997699,
...View moreConditionNew
item #10019800
Show less