How to service the catalytic converter for below 8600 lb (GVWR) on Cadillac Escalade?

You should properly raise and stabilize a vehicle weighing less than 8600 lb gvwr to start removing its Catalytic Converter. After disconnecting the Oxygen Sensor, remove the bolts from the y-pipe flat flange, then get rid of the nuts, studs and seals attached to the y-pipe and Exhaust Manifold. After that, pull out the y-pipe and the Catalytic Converter assembly. First, attach the new seals to the connection between the y-pipe and Catalytic Converter and then fit the studs to the Exhaust Manifold and tighten each one to 22 n.m (16 lb ft). Then, screw the nuts onto the studs in the Exhaust Manifold and tighten each one to a value of 64 n.m (47 lb ft). Mount the y-pipe and assembly for the Catalytic Converter onto the flat flange, add the nuts to the studs and secure them to 64 n.m (47 lb ft). At last, connect the Oxygen Sensor wires, ensure it has enough room and is in the correct position and bring the vehicle back down.

How to replace the catalytic converter on the left side of the 2500 Series on Cadillac Escalade?

To replace the Catalytic Converter on the left part of the 2500-series, first, do not forget to raise and hold the vehicle. Unfasten 2 rear oil pan skid plate bolts, remove 2 front oil pan skid plate bolts, and remove the skid plate if present. Next, remove the Muffler. Remove the left front connector position assurance (CPA) retainer and loosen the left front heated Oxygen Sensor (HO2S) electrical plug from the engine wiring harness. Remove the left rear cpa retainer, disconnecting the left rear ho2s. After that, take out the Catalytic Converter nuts to Exhaust Manifold and disengage the Catalytic Converter from the Exhaust Manifold studs. Pull the hanger of the Catalytic Converter from its hanger slot. Here if replacing the Catalytic Converter remove driver and ho2s's by breaking their seal in the exhaust. During installation, in case of old sensors, the threads must be coated with an anti-seize compound gm p/n 12377953 or equivalent. Mount the ho2s's to the Catalytic Converter assembly tightening the sensors to 42 n.m (31 lb ft). Mount the new exhaust seal, as necessary, slide the Catalytic Converter hanger into the hanger bracket, and mount the Catalytic Converter to the studs of the Exhaust Manifold. Tighten nuts to 50 n.m (37 lb ft). Connect left rear ho2s electrical connector, install left rear cpa retainer. At this point, make the connection between the left front ho2s electric connector and install the left front cpa retainer. Reinstall the Muffler, position the skid plate of oil pan, and attach the 2 rear oil pan skid plate bolts tightly followed by installing the 2 front oil pan skid plate bolts if necessary, by tightly tightening them to 28 n.m (21 lb ft). Finally, lower the vehicle.

OEM Cadillac Escalade Catalytic Converter

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25 Catalytic Converters found

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Cadillac Escalade Catalytic Converter Part Number: 22940415
$1887.92 MSRP: $2834.87
You Save: $946.95 (34%)
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Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15905949
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2014 Cadillac Escalade | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX
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Cadillac Escalade Catalytic Converter Part Number: 19418958
$1491.20 MSRP: $2236.50
You Save: $745.30 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 20854457, 25904626, 25904629
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2010 Cadillac Escalade | Base, Platinum | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19418926
$2004.96 MSRP: $3134.37
You Save: $1129.41 (37%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15896590, 20854453
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2013 Cadillac Escalade | Hybrid, Hybrid Platinum | 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV)
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Cadillac Escalade Catalytic Converter Part Number: 19418941
$2154.77 MSRP: $3358.95
You Save: $1204.18 (36%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15905948, 20854454
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2013 Cadillac Escalade | Hybrid, Hybrid Platinum | 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV)
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Cadillac Escalade Catalytic Converter, Driver Side Part Number: 85558398
$326.82 MSRP: $488.52
You Save: $161.70 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter, Catalytic Converter; Converter & Pipe
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 Cadillac Escalade | V | 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19418932
$2573.53 MSRP: $3954.87
You Save: $1381.34 (35%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 25824121
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009, 2007 Cadillac Escalade | Base, Hybrid | 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19420265
$1903.30 MSRP: $2965.42
You Save: $1062.12 (36%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe); Converter & Pipe; Converter, Catalytic Converter; Exhaust Pipe
- Replaces: 23111625, 84362281
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Cadillac Escalade | Base, Luxury, Platinum, Premium, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19420284
$2133.29 MSRP: $3325.33
You Save: $1192.04 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Pipe); Converter & Pipe; Converter, Catalytic Converter; Exhaust Pipe
- Replaces: 22948166
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015 Cadillac Escalade | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter, Passenger Side Part Number: 85558399
$124.20 MSRP: $185.65
You Save: $61.45 (34%)
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Product Specifications
- Other Name: Converter, Catalytic Converter; Converter & Pipe
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 Cadillac Escalade | V | 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 40009042
$1020.15 MSRP: $1583.33
You Save: $563.18 (36%)
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Product Specifications
- Other Name: Converter Assembly-Nitrogen Oxide Catalytic (W/Filter); Diesel Particulate Filter; Converter Shield; Converter, Catalytic Converter
- Replaced by: 40009139
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Cadillac Escalade | Luxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum | 6 Cyl 3.0 L DIESEL
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Cadillac Escalade Catalytic Converter Part Number: 19420098
$1829.91 MSRP: $2735.00
You Save: $905.09 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15782486, 19208464
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Cadillac Escalade | Base | 8 Cyl 6.0 L GAS
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Cadillac Escalade Catalytic Converter, Driver Side Part Number: 19420127
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Front Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15199817
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Cadillac Escalade | Base | 8 Cyl 6.0 L GAS
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Cadillac Escalade Catalytic Converter, Passenger Side Part Number: 15077752
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Cadillac Escalade | Base | 8 Cyl 6.0 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19420110
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 25824122, 20854458, 25904627
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2010 Cadillac Escalade | Base, Platinum | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Escalade Catalytic Converter, Driver Side Part Number: 15077751
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Cadillac Escalade | Base | 8 Cyl 6.0 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 15733231
Product Specifications
- Other Name: Converter Assembly-Catalytic (W/Exhaust Manifold Pipe T; Converter; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2000 Cadillac Escalade | Base | 8 Cyl 5.7 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 15079086
Product Specifications
- Other Name: Converter, 3Way Catalytic (W/Exhaust Manifold Pipe); Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002 Cadillac Escalade | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19418928
$1822.14 MSRP: $2723.32
You Save: $901.18 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15036169, 15076458, 15756278, 10395212, 15052911, 15076459, 15756279, 15246489, 15082124, 19206638
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Cadillac Escalade | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Escalade Converter Part Number: 19420113
$1838.04 MSRP: $2747.21
You Save: $909.17 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15746547, 15042331, 15739825
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2000 Cadillac Escalade | Base | 8 Cyl 5.7 L GAS
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Cadillac Escalade Catalytic Converter Part Number: 19419599
$1942.11 MSRP: $2903.47
You Save: $961.36 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15896591
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2014 Cadillac Escalade | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX

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Cadillac Escalade Catalytic Converter

Want to cut long-term maintenance and repair costs? Choose OEM Catalytic Converter. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Cadillac Escalade parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Cadillac Escalade Catalytic Converter includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The Cadillac Escalade comes with a catalytic converter part of exhaust system that is responsible for converting dangerous gases from an engine to harmless fumes. This is done by way of redox reactions using catalysts which are usually metals derived from the platinum group which includes platinum, palladium and rhodium. In the past Cadillac Escalade models installed catalytic converters with ceramic bead style while the current models use honey comb type to facilitate better flow of exhaust fumes. The truth is that being a converter, it is subjected to constant attack from particles reaching the engine, and further to age, it can clog or get damaged and thus deteriorate the engine's performance, economy and emissions. Some symptoms of a bad catalytic converter in Cadillac Escalade include on your dashboard you will see the check engine light, you may hear an abnormal vibration or humming sound from the converter, and often the car may fail smog test. Due to the importance of this part in reducing the emission, the catalytic converter requires maintenance and proper replacement now and then to enhance the functioning of a car to its optimal optimal.

Cadillac Escalade Catalytic Converter Parts and Q&A

Converter
19420113
Q: How to service the catalytic converter for below 8600 lb (GVWR) on Cadillac Escalade?
A:
You should properly raise and stabilize a vehicle weighing less than 8600 lb gvwr to start removing its Catalytic Converter. After disconnecting the Oxygen Sensor, remove the bolts from the y-pipe flat flange, then get rid of the nuts, studs and seals attached to the y-pipe and Exhaust Manifold. After that, pull out the y-pipe and the Catalytic Converter assembly. First, attach the new seals to the connection between the y-pipe and Catalytic Converter and then fit the studs to the Exhaust Manifold and tighten each one to 22 n.m (16 lb ft). Then, screw the nuts onto the studs in the Exhaust Manifold and tighten each one to a value of 64 n.m (47 lb ft). Mount the y-pipe and assembly for the Catalytic Converter onto the flat flange, add the nuts to the studs and secure them to 64 n.m (47 lb ft). At last, connect the Oxygen Sensor wires, ensure it has enough room and is in the correct position and bring the vehicle back down.
Catalytic Converter
19418958
Q: How to replace the catalytic converter on the left side of the 2500 Series on Cadillac Escalade?
A:
To replace the Catalytic Converter on the left part of the 2500-series, first, do not forget to raise and hold the vehicle. Unfasten 2 rear oil pan skid plate bolts, remove 2 front oil pan skid plate bolts, and remove the skid plate if present. Next, remove the Muffler. Remove the left front connector position assurance (CPA) retainer and loosen the left front heated Oxygen Sensor (HO2S) electrical plug from the engine wiring harness. Remove the left rear cpa retainer, disconnecting the left rear ho2s. After that, take out the Catalytic Converter nuts to Exhaust Manifold and disengage the Catalytic Converter from the Exhaust Manifold studs. Pull the hanger of the Catalytic Converter from its hanger slot. Here if replacing the Catalytic Converter remove driver and ho2s's by breaking their seal in the exhaust. During installation, in case of old sensors, the threads must be coated with an anti-seize compound gm p/n 12377953 or equivalent. Mount the ho2s's to the Catalytic Converter assembly tightening the sensors to 42 n.m (31 lb ft). Mount the new exhaust seal, as necessary, slide the Catalytic Converter hanger into the hanger bracket, and mount the Catalytic Converter to the studs of the Exhaust Manifold. Tighten nuts to 50 n.m (37 lb ft). Connect left rear ho2s electrical connector, install left rear cpa retainer. At this point, make the connection between the left front ho2s electric connector and install the left front cpa retainer. Reinstall the Muffler, position the skid plate of oil pan, and attach the 2 rear oil pan skid plate bolts tightly followed by installing the 2 front oil pan skid plate bolts if necessary, by tightly tightening them to 28 n.m (21 lb ft). Finally, lower the vehicle.