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Access Buick  wiring diagrams and repair procedures. Learn how to repair, install or remove a part, reset engine lights...
 
Buick 189 Engine (V6, 189 cid, 3.1L)
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This Buick 189/3.1L engine/motor can fit the Skylark, Regal, Century and some other Buick car and/or truck applications - for more details see your automobile manual.

1999 - 2003

1999-2003 Buick 189 FWD, with cam sensor, flat lifters
Engine DescriptionSizeVINPrice/Core
1999-2003 Buick 189 FWD, with cam sensor, flat lifters

189/3.1LM$1,905/$275
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1996 - 1997

1997 Buick 189 FWD, MFI, roller lifters, cam position sensor
Engine DescriptionSizeVINPrice/Core
1997 Buick 189 FWD, MFI, roller lifters, cam position sensor

189/3.1LM, X$1,975/$275
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1996 Buick 189 FWD, MFI, roller lifters, cam position sensor
Engine DescriptionSizeVINPrice/Core
1996 Buick 189 FWD, MFI, roller lifters, cam position sensor

189/3.1LM, X, V$1,975/$275
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1995

1995 Buick 189 FWD, cam sensor, trigger fire ignition, roller lifters.
Engine DescriptionSizeVINPrice/Core
1995 Buick 189 FWD, cam sensor, trigger fire ignition, roller lifters.

189/3.1LM$1,660/$250
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1994 - 1995

1994-1995 Buick 189 FWD, cam sensor, trigger fire ignition, roller lifters.
Engine DescriptionSizeVINPrice/Core
1994-1995 Buick 189 FWD, cam sensor, trigger fire ignition, roller lifters.

189/3.1LM, V$1,660/$250
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1991 - 1993

1991-1993 Buick 189 FWD, without cam sensor, flat lifters.
Engine DescriptionSizeVINPrice/Core
1991-1993 Buick 189 FWD, without cam sensor, flat lifters.

189/3.1LT, W, V$1,450/$250
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1989 - 1990

1989-1990 Buick 189 FWD, aluminum heads. Does not fit Lumina van.
Engine DescriptionSizeVINPrice/Core
1989-1990 Buick 189 FWD, aluminum heads. Does not fit Lumina van.

189/3.1LT, V$1,450/$250
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For troubleshooting tips and repair information on the Buick 189/3.1L engine, please visit our Information page.