Dorman 594-181 Engine Harmonic Balancer

Name: Dorman 594-181 Engine Harmonic Balancer
Brand: Dorman
SKU: BKKY-594-181
Price: 73.35 USD
Availability: InStock

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⚙️ 186 vehicles fit this part

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🚗Fitment: Chevrolet, GMC, Workhorse, Oldsmobile, and Isuzu, Express 1500, Express Cargo, Savana 1500, Silverado 1500, Sierra 1500, Silverado 1500 Classic, Sierra 1500 Classic, Express 2500, Savana 2500, Astro, Blazer, Jimmy, Safari, Cargo Van, S10, Sonoma, FasTrack FT931, G30, Bravada, Hombre, P30, P3500, C1500, and K1500

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Overview of Dorman Engine Harmonic Balancer 594-181

The Dorman 594-181 engine harmonic balancer is designed for reliable performance in select Chevrolet, GMC, Isuzu, and Oldsmobile vehicles. This component helps reduce engine vibration and maintain smooth operation for models like the Chevrolet Silverado 1500 and GMC Sierra 1500.

Regular grade type for standard engine applications
Single mounting hole for secure installation
Compatible with serpentine drive belt systems
Includes bolt and washer for complete mounting hardware
Black finish with degree markings for precise alignment
Package contains balancer, woodruff key, and instruction sheet

Detailed Product Description

The Dorman 594-181 engine harmonic balancer is engineered to meet the vibration dampening needs of various GM and Isuzu vehicles, including Chevrolet Astro, GMC Jimmy, and Oldsmobile Bravada. Featuring a regular grade type, this balancer is suitable for standard engine configurations. It is designed with a single mounting hole and is compatible with serpentine belt drive systems, ensuring proper fit and function. The included bolt and washer simplify installation, while the black finish and degree markings assist with accurate positioning during setup. The package also contains a woodruff key and an instruction sheet to guide proper installation.

Applications and Problem Resolution

Reduces engine vibration that can cause premature wear
Prevents crankshaft damage due to imbalance
Eliminates noise and rough idling related to harmonic issues
Supports proper serpentine belt alignment and tension
Helps maintain engine timing accuracy with degree markings

Installation Notes and Tips

When installing the Dorman 594-181 harmonic balancer, ensure the engine is off and cooled. Use the included bolt and washer to secure the balancer firmly to the crankshaft. Align the degree markings carefully to maintain engine timing accuracy. The woodruff key must be properly seated to prevent slippage. Refer to the instruction sheet for torque specifications and step-by-step guidance. This balancer is compatible with vehicles equipped with serpentine belt systems, so verify belt routing before installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 594-181 harmonic balancer undergoes quality inspections to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.

Brand	Dorman
Part Number	594-181
Bolt And Washer Included	Yes
Color/Finish	Black
Degree Markings	Yes
Drive Belt Type	Serpentine
Grade Type	Regular
Mounting Hole Quantity	1
Package Contents	Balancer; Woodruff Key; Instruction Sheet

This part fits 186 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Fuel Type	Position
2014	Chevrolet	Express 1500	4.3L	V6		N/A
2014	GMC	Savana 1500	4.3L	V6		N/A
2013	Chevrolet	Express 1500	4.3L	V6		N/A
2013	Chevrolet	Silverado 1500	4.3L	V6		N/A
2013	GMC	Savana 1500	4.3L	V6		N/A
2013	GMC	Sierra 1500	4.3L	V6		N/A
2012	Chevrolet	Express 1500	4.3L	V6		N/A
2012	Chevrolet	Silverado 1500	4.3L	V6		N/A
2012	GMC	Savana 1500	4.3L	V6		N/A
2012	GMC	Sierra 1500	4.3L	V6		N/A
2011	Chevrolet	Express 1500	4.3L	V6		N/A
2011	Chevrolet	Silverado 1500	4.3L	V6		N/A
2011	GMC	Savana 1500	4.3L	V6		N/A
2011	GMC	Sierra 1500	4.3L	V6		N/A
2010	Chevrolet	Express 1500	4.3L	V6		N/A
2010	Chevrolet	Silverado 1500	4.3L	V6		N/A
2010	GMC	Savana 1500	4.3L	V6		N/A
2010	GMC	Sierra 1500	4.3L	V6		N/A
2009	Chevrolet	Express 1500	4.3L	V6		N/A
2009	Chevrolet	Silverado 1500	4.3L	V6		N/A
2009	GMC	Savana 1500	4.3L	V6		N/A
2009	GMC	Sierra 1500	4.3L	V6		N/A
2008	Chevrolet	Express 1500	4.3L	V6		N/A
2008	Chevrolet	Silverado 1500	4.3L	V6		N/A
2008	GMC	Savana 1500	4.3L	V6		N/A
2008	GMC	Sierra 1500	4.3L	V6		N/A
2007	Chevrolet	Express 1500	4.3L	V6		N/A
2007	Chevrolet	Silverado 1500	4.3L	V6		N/A
2007	Chevrolet	Silverado 1500 Classic	4.3L	V6		N/A
2007	GMC	Savana 1500	4.3L	V6		N/A
2007	GMC	Sierra 1500	4.3L	V6		N/A
2007	GMC	Sierra 1500 Classic	4.3L	V6		N/A
2006	Chevrolet	Express 1500	4.3L	V6		N/A
2006	Chevrolet	Express 2500	4.3L	V6		N/A
2006	Chevrolet	Silverado 1500	4.3L	V6		N/A
2006	GMC	Savana 1500	4.3L	V6		N/A
2006	GMC	Savana 2500	4.3L	V6		N/A
2006	GMC	Sierra 1500	4.3L	V6		N/A
2005	Chevrolet	Astro	4.3L	V6		N/A
2005	Chevrolet	Blazer	4.3L	V6		N/A
2005	Chevrolet	Express 1500	4.3L	V6		N/A
2005	Chevrolet	Express 2500	4.3L	V6		N/A
2005	Chevrolet	Silverado 1500	4.3L	V6		N/A
2005	GMC	Jimmy	4.3L	V6		N/A
2005	GMC	Safari	4.3L	V6		N/A
2005	GMC	Savana 1500	4.3L	V6		N/A
2005	GMC	Savana 2500	4.3L	V6		N/A
2005	GMC	Sierra 1500	4.3L	V6		N/A
2004	Chevrolet	Astro	4.3L	V6		N/A
2004	Chevrolet	Blazer	4.3L	V6		N/A
2004	Chevrolet	Express 1500	4.3L	V6		N/A
2004	Chevrolet	Express 2500	4.3L	V6		N/A
2004	Chevrolet	S10	4.3L	V6		N/A
2004	Chevrolet	Silverado 1500	4.3L	V6		N/A
2004	GMC	Jimmy	4.3L	V6		N/A
2004	GMC	Safari	4.3L	V6		N/A
2004	GMC	Savana 1500	4.3L	V6		N/A
2004	GMC	Savana 2500	4.3L	V6		N/A
2004	GMC	Sierra 1500	4.3L	V6		N/A
2004	GMC	Sonoma	4.3L	V6		N/A
2003	Chevrolet	Astro	4.3L	V6		N/A
2003	Chevrolet	Blazer	4.3L	V6		N/A
2003	Chevrolet	Express 1500	4.3L	V6		N/A
2003	Chevrolet	Express 2500	4.3L	V6		N/A
2003	Chevrolet	S10	4.3L	V6		N/A
2003	Chevrolet	Silverado 1500	4.3L	V6		N/A
2003	GMC	Jimmy	4.3L	V6		N/A
2003	GMC	Safari	4.3L	V6		N/A
2003	GMC	Savana 1500	4.3L	V6		N/A
2003	GMC	Savana 2500	4.3L	V6		N/A
2003	GMC	Sierra 1500	4.3L	V6		N/A
2003	GMC	Sonoma	4.3L	V6		N/A
2002	Chevrolet	Astro	4.3L	V6		N/A
2002	Chevrolet	Blazer	4.3L	V6		N/A
2002	Chevrolet	Express 1500	4.3L	V6		N/A
2002	Chevrolet	Express 2500	4.3L	V6		N/A
2002	Chevrolet	G30	4.3L	V6		N/A
2002	Chevrolet	S10	4.3L	V6		N/A
2002	Chevrolet	Silverado 1500	4.3L	V6		N/A
2002	GMC	Jimmy	4.3L	V6		N/A
2002	GMC	Safari	4.3L	V6		N/A
2002	GMC	Savana 1500	4.3L	V6		N/A
2002	GMC	Savana 2500	4.3L	V6		N/A
2002	GMC	Sierra 1500	4.3L	V6		N/A
2002	GMC	Sonoma	4.3L	V6		N/A
2001	Chevrolet	Astro	4.3L	V6		N/A
2001	Chevrolet	Blazer	4.3L	V6		N/A
2001	Chevrolet	Express 1500	4.3L	V6		N/A
2001	Chevrolet	Express 2500	4.3L	V6		N/A
2001	Chevrolet	G30	4.3L	V6		N/A
2001	Chevrolet	S10	4.3L	V6		N/A
2001	Chevrolet	Silverado 1500	4.3L	V6		N/A
2001	GMC	Jimmy	4.3L	V6		N/A
2001	GMC	Safari	4.3L	V6		N/A
2001	GMC	Savana 1500	4.3L	V6		N/A
2001	GMC	Savana 2500	4.3L	V6		N/A
2001	GMC	Sierra 1500	4.3L	V6		N/A
2001	GMC	Sonoma	4.3L	V6		N/A
2001	Oldsmobile	Bravada	4.3L	V6		N/A
2000	Chevrolet	Astro	4.3L	V6		N/A
2000	Chevrolet	Blazer	4.3L	V6		N/A
2000	Chevrolet	Express 1500	4.3L	V6		N/A
2000	Chevrolet	Express 2500	4.3L	V6		N/A
2000	Chevrolet	S10	4.3L	V6		N/A
2000	Chevrolet	Silverado 1500	4.3L	V6		N/A
2000	GMC	Jimmy	4.3L	V6		N/A
2000	GMC	Safari	4.3L	V6		N/A
2000	GMC	Savana 1500	4.3L	V6		N/A
2000	GMC	Savana 2500	4.3L	V6		N/A
2000	GMC	Sierra 1500	4.3L	V6		N/A
2000	GMC	Sonoma	4.3L	V6		N/A
2000	Isuzu	Hombre	4.3L	V6	GAS	N/A
2000	Oldsmobile	Bravada	4.3L	V6		N/A
1999	Chevrolet	Astro	4.3L	V6		N/A
1999	Chevrolet	Blazer	4.3L	V6		N/A
1999	Chevrolet	Express 1500	4.3L	V6		N/A
1999	Chevrolet	Express 2500	4.3L	V6		N/A
1999	Chevrolet	P30	4.3L	V6		N/A
1999	Chevrolet	S10	4.3L	V6		N/A
1999	Chevrolet	Silverado 1500	4.3L	V6		N/A
1999	GMC	Jimmy	4.3L	V6		N/A
1999	GMC	P3500	4.3L	V6		N/A
1999	GMC	Safari	4.3L	V6		N/A
1999	GMC	Savana 1500	4.3L	V6		N/A
1999	GMC	Savana 2500	4.3L	V6		N/A
1999	GMC	Sierra 1500	4.3L	V6		N/A
1999	GMC	Sonoma	4.3L	V6		N/A
1999	Isuzu	Hombre	4.3L	V6	GAS	N/A
1999	Oldsmobile	Bravada	4.3L	V6		N/A
1998	Chevrolet	Astro	4.3L	V6		N/A
1998	Chevrolet	Blazer	4.3L	V6		N/A
1998	Chevrolet	C1500	4.3L	V6		N/A
1998	Chevrolet	Express 1500	4.3L	V6		N/A
1998	Chevrolet	Express 2500	4.3L	V6		N/A
1998	Chevrolet	K1500	4.3L	V6		N/A
1998	Chevrolet	P30	4.3L	V6		N/A
1998	Chevrolet	S10	4.3L	V6		N/A
1998	GMC	C1500	4.3L	V6		N/A
1998	GMC	Jimmy	4.3L	V6		N/A
1998	GMC	K1500	4.3L	V6		N/A
1998	GMC	P3500	4.3L	V6		N/A
1998	GMC	Safari	4.3L	V6		N/A
1998	GMC	Savana 1500	4.3L	V6		N/A
1998	GMC	Savana 2500	4.3L	V6		N/A
1998	GMC	Sonoma	4.3L	V6		N/A
1998	Isuzu	Hombre	4.3L	V6	GAS	N/A
1998	Oldsmobile	Bravada	4.3L	V6		N/A
1997	Chevrolet	Astro	4.3L	V6		N/A
1997	Chevrolet	Blazer	4.3L	V6		N/A
1997	Chevrolet	C1500	4.3L	V6		N/A
1997	Chevrolet	Express 1500	4.3L	V6		N/A
1997	Chevrolet	Express 2500	4.3L	V6		N/A
1997	Chevrolet	K1500	4.3L	V6		N/A
1997	Chevrolet	P30	4.3L	V6		N/A
1997	Chevrolet	S10	4.3L	V6		N/A
1997	GMC	C1500	4.3L	V6		N/A
1997	GMC	Jimmy	4.3L	V6		N/A
1997	GMC	K1500	4.3L	V6		N/A
1997	GMC	P3500	4.3L	V6		N/A
1997	GMC	Safari	4.3L	V6		N/A
1997	GMC	Savana 1500	4.3L	V6		N/A
1997	GMC	Savana 2500	4.3L	V6		N/A
1997	GMC	Sonoma	4.3L	V6		N/A
1997	Isuzu	Hombre	4.3L	V6	GAS	N/A
1997	Oldsmobile	Bravada	4.3L	V6		N/A
1996	Chevrolet	Astro	4.3L	V6		N/A
1996	Chevrolet	Blazer	4.3L	V6		N/A
1996	Chevrolet	C1500	4.3L	V6		N/A
1996	Chevrolet	Express 1500	4.3L	V6		N/A
1996	Chevrolet	Express 2500	4.3L	V6		N/A
1996	Chevrolet	K1500	4.3L	V6		N/A
1996	Chevrolet	P30	4.3L	V6		N/A
1996	Chevrolet	S10	4.3L	V6		N/A
1996	GMC	C1500	4.3L	V6		N/A
1996	GMC	Jimmy	4.3L	V6		N/A
1996	GMC	K1500	4.3L	V6		N/A
1996	GMC	P3500	4.3L	V6		N/A
1996	GMC	Safari	4.3L	V6		N/A
1996	GMC	Savana 1500	4.3L	V6		N/A
1996	GMC	Savana 2500	4.3L	V6		N/A
1996	GMC	Sonoma	4.3L	V6		N/A
1996	Oldsmobile	Bravada	4.3L	V6		N/A
1995	Chevrolet	Blazer	4.3L	V6		N/A
1995	Chevrolet	S10	4.3L	V6		N/A
1995	GMC	Jimmy	4.3L	V6		N/A
1995	GMC	Sonoma	4.3L	V6		N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

102156102248858102248850DA1736P-GM3.3PB1597N

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.