# GMB 158-2020 Engine Water Pump for 1994-2005 Cadillac Catera

### Specifications

-   Housing Material: Aluminum
-   Hub Height: 2.85 in
-   Hub Pilot Diameter: 2.64 in
-   Impeller Material: Metal
-   Impeller Rotation: Reverse
-   Water Pump Drive Type: Serpentine Belt
-   Pump Color: Natural
-   Pump Flow: Standard-volume
-   Pump Material: Aluminum
-   Quantity: Sold individually.
-   Remanufactured: No
-   Water Pump Rotation: Counterclockwise

### Features

-   Designed to deliver trouble-free, consistent performance
-   Right for your vehicle and lifestyle
-   Made from high-quality materials for ultimate durability
-   Manufactured to meet or exceed strict quality requirements

### Product Details

Engine Water Pump (158-2020) by GMB®. Material: Aluminum. Rotation: Reverse. GMB proudly announces that all principal component parts are designed, manufactured and tested in house, such as bearings, impellers, mechanical seal kits and housings. Integration of these parts through GMB experience and accumulated knowledge shall lead to total quality assurance, unsurpassed by anybody else.

Brand: GMB

Part Number: 158-2020

UPC: 826732003665

Alternate MPN: 1582020

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1997

Cadillac

Catera

1998

Cadillac

Catera

1999

Cadillac

Catera

2000

Cadillac

Catera

2001

Cadillac

Catera

2003

Cadillac

CTS

2004

Cadillac

CTS

1999

Saab

9-5

2000

Saab

9-5

2001

Saab

9-5

2002

Saab

9-5

2003

Saab

9-5

1994

Saab

900

1995

Saab

900

1996

Saab

900

1997

Saab

900

2000

Saturn

L-Series

2001

Saturn

L-Series

2002

Saturn

L-Series

2003

Saturn

L-Series

2004

Saturn

L-Series

2005

Saturn

L-Series

2002

Saturn

Vue

2003

Saturn

Vue

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 158-2020.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Engine Water Pump for Cadillac Catera
-   158-2020 fitment
-   GMB Engine Water Pump
-   1997 Cadillac Catera Engine Water Pump

## Details

- **Price:** 64.06 CAD
- **Vendor:** GMB
- **Type:** Engine Water Pump
- **Tags:** 158-2020, 1994-1997 Saab 900, 1997-2001 Cadillac Catera, 1999-2003 Saab 9-5, 2000-2005 Saturn L-Series, 2002-2003 Saturn Vue, 2003-2004 Cadillac CTS, Automotive, Engine Water Pump, GMB

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 64.06 CAD | In stock |

## Images

- GMB 158-2020 Engine Water Pump for 1994-2005 Cadillac Catera

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gmb-158-2020-engine-water-pump)
> Updated: 2026-08-11