How to service the Secondary Air Injection Pump for Bank 2 on Cadillac Seville?

Service on the air injection pump for bank 2 requires operators to first raise the vehicle while they remove the retaining screws from the front section of the left front wheel well/splash shield. You can lower the splash shield for air pump assembly access after releasing the air exhaust hose pinch clamp to disconnect the hose from the pump. Take out the air inlet hose/filter assembly from the air pump then disconnect the electrical connector from the pump. Customers must lift and pull the air pump from the cradle bracket after removing the upper air pump to cradle bolt and lower air to cradle bracket nuts. The installation of the lower air pump bolts/nuts begins by placing them through the cradle bracket before pushing it down. Next install the upper air pump to cradle bolt with a torque of 9 n.m (80 lb in). The rubber o-ring should be positioned at the bottom section of the air pump before listeners will hear a click sound to confirm proper inlet hose/filter attachment. Install the air inlet hose/filter assembly to the air pump while following installation of the air pump exhaust hose through a hose clamp application. Reactivate the electric connection to the air pump then secure the wheel well/splash shield before installing the retaining screws while lowering the vehicle.

OEM Cadillac Seville Secondary Air Injection Pump

Secondary Smog Air Injection Pump

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Cadillac Seville A.I.R. Pump Part Number: 7834919
$200.33 MSRP: $370.63
You Save: $170.30 (46%)
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Product Specifications
- Other Name: Pump, A.I.R; Secondary Air Injection Pump; Pump, Air Injection Reactor Pump And Multi - Function Air Compressor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986 Cadillac Seville | Base, Elegante | 8 Cyl 4.1 L GAS
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Cadillac Seville A.I.R. Pump Part Number: 25770944
Product Specifications
- Other Name: Pump, Air Injection Reactor Pump And Multi-Function Air Compressor; Secondary Air Injection Pump; Pump
- Replaces: 12568793
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2004 Cadillac Seville | SLS, STS | 8 Cyl 4.6 L GAS
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Cadillac Seville Diverter Valve Part Number: 7834916
Product Specifications
- Other Name: Pump Assembly; Secondary Air Injection Pump; A.I.R. Pump; Air Injection Reactor Pump & Multi-Function Compressor.
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Cadillac Seville | Base, Elegante | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL
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Cadillac Seville A.I.R. Pump Part Number: 26006809
Product Specifications
- Other Name: Pump Assembly-Air Injector; Secondary Air Injection Pump; Pump, Air Injection Reactor Pump And Multi - Function Air Compressor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1990 Cadillac Seville | Base, STS | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS

Cadillac Seville Secondary Air Injection Pump

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Cadillac Seville Secondary Air Injection Pump is one of the critical parts of AIR system and is famed for its suitability of use in various Cadillac Seville models manufactured between 1975 and 2004. This innovative pump is central to the Engine Efficiency and safety by injecting new fresh air into the exhaust system to help oxidize the unburned fuel hence reducing dangerous Hydrocarbons (HC) and Carbon Monoxide (CO) emissions. Cadillac Seville Secondary Air Injection Pump works perfectly during the warm-up of the engine, to ensure that the catalytic converter warms up to the right temperature for overall improvement of emission systems. The design consists of electric or belt-driven mechanisms, and a number of valves that regulate the flow of fresh air as well as the process, which must be very smooth. Out of them, the diverter valve feature is especially pointed out because it relays backfire to the atmosphere during deceleration. The latter fully contributes to Cadillac Seville's performance, while the first one demonstrates the car's adherence to environmental parameters. Secondary Air Injection Pump and its components should be inspected from time to time because the system and its components are very vital to ensure that exhaust leakage is sealed adequately. The Cadillac Seville is presented as a luxurious car with an outstanding design, it features objects such as Dual Climate Control and Traction Control and the trustworthiness of the Secondary Air Injection Pump does not let the Cadillac Seville leave the foreground in automotive market.

Cadillac Seville Secondary Air Injection Pump Parts and Q&A

A.I.R. Pump
25770944
Q: How to service the Secondary Air Injection Pump for Bank 2 on Cadillac Seville?
A:
Service on the air injection pump for bank 2 requires operators to first raise the vehicle while they remove the retaining screws from the front section of the left front wheel well/splash shield. You can lower the splash shield for air pump assembly access after releasing the air exhaust hose pinch clamp to disconnect the hose from the pump. Take out the air inlet hose/filter assembly from the air pump then disconnect the electrical connector from the pump. Customers must lift and pull the air pump from the cradle bracket after removing the upper air pump to cradle bolt and lower air to cradle bracket nuts. The installation of the lower air pump bolts/nuts begins by placing them through the cradle bracket before pushing it down. Next install the upper air pump to cradle bolt with a torque of 9 n.m (80 lb in). The rubber o-ring should be positioned at the bottom section of the air pump before listeners will hear a click sound to confirm proper inlet hose/filter attachment. Install the air inlet hose/filter assembly to the air pump while following installation of the air pump exhaust hose through a hose clamp application. Reactivate the electric connection to the air pump then secure the wheel well/splash shield before installing the retaining screws while lowering the vehicle.