How to service the fuel pressure regulator on GMC Savana 2500?

The service procedure for Fuel Pressure Regulator starts by removing engine covers followed by upper intake manifold elements. The service begins with removing Fuel Pressure Regulator retainer clip while carefully drawing the Fuel Pressure Regulator from the housing but using a shop towel to absorb potential fuel spills. The Fuel Pressure Regulator housing requires sealing with protective material after removal of the regulator seal lower o-ring as well as the regulator assembly filter and regulator seal upper o-ring and regulator seal back up ring. Discard these o-rings due to contamination risk. It is essential to check the Fuel Pressure Regulator filter screen for contamination during installation and perform a new regulator replacement if needed. Clean engine oil must be used to lubricate the components before installation of the regulator seal back up ring followed by the regulator seal upper o-ring then the regulator assembly filter then the regulator seal lower o-ring. Fit the vacuum tube downward in the regulator and fasten it using the retainer clip. After reattaching the upper manifold assembly the mechanic should secure the fuel filler cap while resetting the negative Battery Cable. First turn on ignition for two seconds then off for ten seconds and perform another on check to inspect for fuel leaks. Finally, install the engine cover.

How to Service and Repair the Fuel Pressure Regulator on GMC Safari?

The first priority when replacing a Fuel Pressure Regulator requires eliminating pressure from the fuel system. You should first extract the upper intake manifold assembly and then detach the Fuel Pressure Regulator retainer clip. You should twist-maneuver the Fuel Pressure Regulator from its housing position through a shop towel protection while retrieving spilled fuel. Take off the four components of the regulator system beginning with the regulator seal lower o-ring followed by the regulator assembly filter then the regulator seal upper o-ring and ending with the regulator seal back up ring before discarding them. Check the filter screen for debris when reinstalling the Fuel Pressure Regulator and change the unit if it contains contamination. Place new o-rings under clean engine oil before installing the regulator seal back up ring followed by the regulator seal upper o-ring then the regulator assembly filter and concluding with the regulator seal lower o-ring. Mount the regulator by pointing the vacuum tube downward before fastening it with the retainer clip. The negative Battery Cable must be reattached after reassembly of the upper manifold before reinstalling the engine cover. The inspection for leaks requires turning on the ignition with engine power off for 2 seconds followed by turning it off for 10 seconds and then turning it on with power off again for fuel leak detection. Finally, install the engine cover.

OEM GMC Fuel Pressure Regulator

Fuel Tank Pressure Regulator

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

18 Fuel Pressure Regulators found

View related parts
GMC Fuel Pressure Regulator
Part Number: 97728979
$368.14 MSRP: $579.25
You Save: $211.11 (37%)
ADD TO CART
Product Specifications
- Other Name: Regulator Kit, Fuel Pressure; Regulator Kit, Fuel Injection
Fits the following GMC Models:
- Sierra 1500 | 2001-2004 | Base, C3, Denali, HT, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Sierra 1500 HD | 2001-2003 | SLE, SLT | 8 Cyl 6.0 L GAS
- Sierra 2500 | 2001-2004 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
- Sierra 2500 HD | 2001-2004 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Sierra 3500 | 2001-2004 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Yukon | 2001-2004 | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 1500 | 2001-2004 | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 2500 | 2001-2004 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 97384667
$302.37 MSRP: $475.76
You Save: $173.39 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator Assembly, Fuel Pressure; Fuel Injection Fuel Rail Pressure Relief Valve; Regulator, Fuel Injection
Fits the following GMC Models:
- Savana 2500 | 2006-2010 | Base | 8 Cyl 6.6 L DIESEL
- Savana 3500 | 2006-2010 | Base | 8 Cyl 6.6 L DIESEL
- Sierra 2500 HD | 2007-2010 | SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
- Sierra 3500 HD | 2007-2010 | SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 88984221
$107.93 MSRP: $219.24
You Save: $111.31 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator Assembly, Fuel Pressure; Regulator, Fuel Injection
Fits the following GMC Models:
- Canyon | 2004-2005 | SL, SLE, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE | 4 Cyl 2.8 L GAS, 5 Cyl 3.5 L GAS
View related parts
GMC Fuel Pressure Regulator
Part Number: 88894176
$86.04 MSRP: $268.43
You Save: $182.39 (68%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator, Fuel Pressure; Regulator, Fuel Injection
Fits the following GMC Models:
- Envoy | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XL | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XUV | 2004-2005 | SLE, SLT
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 19245530
$91.10 MSRP: $185.02
You Save: $93.92 (51%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator Kit, Fuel Pressure; Regulator Kit, Fuel Injection
- Replaces: 17113517, 17113536, 17113555, 89060420, 17113288, 17113678, 12574986, 17122592
Fits the following GMC Models:
- C2500 | 1996-1997 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 7.4 L GAS
- C2500 Suburban | 1996-1997 | Base, SLE, SLT | 8 Cyl 7.4 L GAS
- C3500 | 1996-1997 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 7.4 L GAS
- Envoy XL | 2003 | SLE, SLT | 8 Cyl 5.3 L GAS
- K2500 | 1996-1997 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 7.4 L GAS
- K2500 Suburban | 1996-1997 | Base, SLE, SLT | 8 Cyl 7.4 L GAS
- K3500 | 1996-1997 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 7.4 L GAS
- Savana 1500 | 2003 | Base, SLE | 8 Cyl 5.3 L GAS
- Savana 2500 | 2003 | Base, SLE | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
- Savana 3500 | 1996-2003 | Base, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 7.4 L GAS, 8 Cyl 8.1 L GAS
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 19210686
$80.06 MSRP: $162.60
You Save: $82.54 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator Kit, Fuel Pressure; Regulator Seal Kit; Regulator Kit, Fuel Injection
- Replaces: 17113203, 88894356, 89060422, 89017453
Fits the following GMC Models:
- C1500 | 1996-1999 | Sierra GT, Sierra SL, Sierra SLE, Sierra SLT, Sierra Special | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- C1500 Suburban | 1996-1999 | Base, SLE, SLT | 8 Cyl 5.7 L GAS
- C2500 | 1996-2000 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
- C2500 Suburban | 1996-1999 | Base, SLE, SLT | 8 Cyl 5.7 L GAS
- C3500 | 1996-2000 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
- Envoy | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XL | 2002-2005 | SLE, SLT | 6 Cyl 4.2 L GAS
- Envoy XUV | 2004-2005 | SLE, SLT
- Jimmy | 1996-2001 | Base, Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
- K1500 | 1996-1999 | Sierra SL, Sierra SLE, Sierra SLT, Sierra Special | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
View More
View related parts
GMC Pressure Regulator
Part Number: 23390344
$626.21 MSRP: $1031.56
You Save: $405.35 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Regulator-CNG High Pressure; Regulator, Natural Gasoline Pressure Regulator
- Replaces: 23300688, 23437807
Fits the following GMC Models:
- Sierra 2500 HD | 2015-2017 | Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
- Sierra 3500 HD | 2015-2017 | Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
View related parts
GMC Fuel Pressure Regulator
Part Number: 52372836
Product Specifications
- Other Name: Regulator Assembly-CNG Low Pressure; Regulator, Natural Gasoline Pressure Regulator
Fits the following GMC Models:
- Sierra 1500 | 2006 | Denali, Hybrid, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Sierra 1500 HD | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS
- Sierra 2500 HD | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Sierra 3500 | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Yukon | 2006 | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 1500 | 2006 | Denali, SL, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 2500 | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 52372245
Product Specifications
- Other Name: Regulator Assembly-CNG High Pressure; Regulator, Natural Gasoline Pressure Regulator
Fits the following GMC Models:
- Sierra 1500 | 2006 | Denali, Hybrid, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Sierra 1500 HD | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS
- Sierra 2500 HD | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Sierra 3500 | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Yukon | 2006 | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 1500 | 2006 | Denali, SL, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 2500 | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 25523720
Product Specifications
- Other Name: Regulator, Fuel Injection; Pressure Regulator
Fits the following GMC Models:
- Typhoon | 1992-1993 | Base | 6 Cyl 4.3 L GAS
View related parts
GMC Fuel Pressure Regulator
Part Number: 17122283
Product Specifications
- Other Name: Regulator, Fuel Pressure; Regulator, Fuel Injection
Fits the following GMC Models:
- Sonoma | 1996-2000 | SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS
View related parts
GMC Fuel Pressure Regulator
Part Number: 17112399
Product Specifications
- Other Name: Regulator Kit, Throttle Body/Carburetor; Cover
Fits the following GMC Models:
- C1500 | 1988-1992 | Sierra, Sierra SLE, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
- C1500 Suburban | 1992 | Base, SLE | 8 Cyl 5.7 L GAS
- C2500 | 1988-1992 | Sierra, Sierra SLE, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
- C2500 Suburban | 1992 | Base, SLE | 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS
- C3500 | 1988-1992 | Sierra, Sierra SLE, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
- G1500 | 1991-1992 | Rally, Rally STX, Vandura | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- G2500 | 1991-1992 | Rally, Rally STX, Vandura | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
- G3500 | 1991-1992 | Magnavan, Rally, Rally Camper Special, Rally STX, Vandura, Vandura Special | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
- Jimmy | 1991 | Base | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
- K1500 | 1988-1992 | Sierra, Sierra SLE, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 17111157
Product Specifications
- Other Name: Meter Kit, Throttle Body Injector Fuel; Fuel Meter Assembly
Fits the following GMC Models:
- Caballero | 1985 | Amarillo, Base, Diablo | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS
View related parts
GMC Fuel Pressure Regulator
Part Number: 52373074
Product Specifications
- Other Name: Regulator; Regulator, Natural Gasoline Pressure Regulator
Fits the following GMC Models:
- Sierra 1500 | 2006 | Denali, Hybrid, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Sierra 1500 HD | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS
- Sierra 2500 HD | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Sierra 3500 | 2006 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
- Yukon | 2006 | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 1500 | 2006 | Denali, SL, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Yukon XL 2500 | 2006 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View More
View related parts
GMC Valve
Part Number: 23343500
Product Specifications
- Other Name: Regulator-CNG High Pressure; Regulator, Natural Gasoline Pressure Regulator
- Replaces: 19258060, 19329798
Fits the following GMC Models:
- Savana 2500 | 2015-2018 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
- Savana 3500 | 2015-2018 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
View related parts
GMC Fuel Pressure Regulator
Part Number: 17113079
Product Specifications
- Other Name: Regulator Kit, Fuel Pressure (W/Throttle Body Injector Fuel Meter Cover); Regulator Kit, Throttle Body/Carburetor
Fits the following GMC Models:
- G3500 | 1994-1996 | Magnavan, Rally, Rally Camper Special, Rally STX, Vandura, Vandura Special | 8 Cyl 7.4 L GAS
View related parts
GMC Fuel Pressure Regulator
Part Number: 17112907
Product Specifications
- Other Name: Regulator Kit, Throttle Body/Carburetor
Fits the following GMC Models:
- C1500 | 1993-1995 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX, Sierra Special | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL
- C1500 Suburban | 1993-1995 | Base, SLE, SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
- C2500 | 1993-1995 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
- C2500 Suburban | 1993-1995 | Base, SLE, SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
- C3500 | 1993-1995 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
- G1500 | 1993-1995 | Rally, Rally STX, Vandura | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- G2500 | 1993-1995 | Rally, Rally STX, Vandura | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- G3500 | 1993-1996 | Magnavan, Rally, Rally Camper Special, Rally STX, Vandura, Vandura Special | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS
- K1500 | 1993-1995 | Sierra, Sierra SL, Sierra SLE, Sierra SLS, Sierra SLT, Sierra SLX, Sierra Special, Sierra Sport | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL
- K1500 Suburban | 1993-1995 | Base, SLE, SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View More
View related parts
GMC Fuel Pressure Regulator
Part Number: 17107491
Product Specifications
- Other Name: Regulator Assembly, Fuel Pressure; Regulator Kit, Fuel Injection
Fits the following GMC Models:
- Sonoma | 1994-1995 | SL, SLE, SLS | 4 Cyl 2.2 L GAS

GMC Fuel Pressure Regulator Parts Questions & Experts Answers

Fuel Pressure Regulator
19210686
Q: How to service the fuel pressure regulator on GMC Savana 2500?
A: The service procedure for Fuel Pressure Regulator starts by removing engine covers followed by upper intake manifold elements. The service begins with removing Fuel Pressure Regulator retainer clip while carefully drawing the Fuel Pressure Regulator from the housing but using a shop towel to absorb potential fuel spills. The Fuel Pressure Regulator housing requires sealing with protective material after removal of the regulator seal lower o-ring as well as the regulator assembly filter and regulator seal upper o-ring and regulator seal back up ring. Discard these o-rings due to contamination risk. It is essential to check the Fuel Pressure Regulator filter screen for contamination during installation and perform a new regulator replacement if needed. Clean engine oil must be used to lubricate the components before installation of the regulator seal back up ring followed by the regulator seal upper o-ring then the regulator assembly filter then the regulator seal lower o-ring. Fit the vacuum tube downward in the regulator and fasten it using the retainer clip. After reattaching the upper manifold assembly the mechanic should secure the fuel filler cap while resetting the negative Battery Cable. First turn on ignition for two seconds then off for ten seconds and perform another on check to inspect for fuel leaks. Finally, install the engine cover.
Fuel Pressure Regulator
19210686
Q: How to Service and Repair the Fuel Pressure Regulator on GMC Safari?
A: The first priority when replacing a Fuel Pressure Regulator requires eliminating pressure from the fuel system. You should first extract the upper intake manifold assembly and then detach the Fuel Pressure Regulator retainer clip. You should twist-maneuver the Fuel Pressure Regulator from its housing position through a shop towel protection while retrieving spilled fuel. Take off the four components of the regulator system beginning with the regulator seal lower o-ring followed by the regulator assembly filter then the regulator seal upper o-ring and ending with the regulator seal back up ring before discarding them. Check the filter screen for debris when reinstalling the Fuel Pressure Regulator and change the unit if it contains contamination. Place new o-rings under clean engine oil before installing the regulator seal back up ring followed by the regulator seal upper o-ring then the regulator assembly filter and concluding with the regulator seal lower o-ring. Mount the regulator by pointing the vacuum tube downward before fastening it with the retainer clip. The negative Battery Cable must be reattached after reassembly of the upper manifold before reinstalling the engine cover. The inspection for leaks requires turning on the ignition with engine power off for 2 seconds followed by turning it off for 10 seconds and then turning it on with power off again for fuel leak detection. Finally, install the engine cover.