Impala | 2012-2020 | LS, LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ, LTZ 4 DOOR NOTCHBACK | 6 Cyl 3.6L
Traverse | 2018-2024 | 1LT/2LT EXTENDED 4 DOOR SUV, 1LZ/2LZ EXTENDED 4 DOOR SUV, LS EXTENDED 4 DOOR SUV, LT EXTENDED 4 DOOR SUV, LTZ EXTENDED 4 DOOR SUV | 6 Cyl 3.6L
Cruze | 2016-2019 | LS , LS 4 DOOR HATCHBACK, LS 4 DOOR SEDAN, LT , LT 4 DOOR HATCHBACK, LT 4 DOOR SEDAN, LTZ , LTZ 4 DOOR HATCHBACK, LTZ 4 DOOR SEDAN | 4 Cyl 1.4L
Equinox | 2018-2022 | 4 DOOR BASE , 4 DOOR LT , 4 DOOR LTZ | 4 Cyl 1.5L
Malibu | 2016-2022 | L 4 DOOR NOTCHBACK, LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK, RS 4 DOOR NOTCHBACK | 4 Cyl 1.5L
Trax | 2021-2022, 2019 | LS 4 DOOR SPORT UTILITY, LT 4 DOOR SPORT UTILITY, LTZ 4 DOOR SPORT UTILITY | 4 Cyl 1.4L
Express | 2024 | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS, Van 3/4 Ton Cargo Express | 6 Cyl 4.3L
Silverado | 2021-2024 | CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 5.3L, 8 Cyl 6.2L
Blazer | 2019-2024 | HIGH COUNTRY/LTZ 4 DOOR SUV, LT 4 DOOR SUV, RS 4 DOOR SUV | 6 Cyl 3.6L
Camaro | 2016-2024 | 2 DOOR CONVERTIBLE 1LS/1LT, 2 DOOR CONVERTIBLE 1LT, 2 DOOR CONVERTIBLE 2LT, 2 DOOR COUPE 1LS/1LT, 2 DOOR COUPE 1LT, 2 DOOR COUPE 2LT | 6 Cyl 3.6L
Suburban | 2004 | 4 DOOR 1/2 TON, YUKON/DENALI | 8 Cyl 6.0L
Tahoe | 2004-2007 | 4 DOOR 1/2 TON | 8 Cyl 4.8L, 8 Cyl 5.3L
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Chevrolet Fuel Pump
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Chevrolet Fuel Pump Parts Questions & Experts Answers
Q: How to remove and install a Fuel Pump on Chevrolet Astro?
A: The carburetor models' mechanical pump is a sealed unit that is non-rebuildable. It is positioned at the front on the right side of the engine. To remove the pump, you have to first disconnect the battery's earth cable and disconnect it from the circuit. After that, one can remove by loosening the fuel inlet hose, outlet line, and vapor return hose (if present). Take out two mounting bolts and take off fuel pump being careful to retrieve pushrod. Remove gasket and mounting plate and clean block mounting surface. To hold pushrod in position during installation, apply grease. Put new gasket, mounting plate and pump on block and tighten bolts securely. Securely connect inlet hose, outlet line as well as vapor return hose after that. When you reattach the hoses remember to properly tighten them. Finally, start up the engine to find out any possible leakage of fuel at any of these hose or line joints. For electric pumps in fuel injected models, perform a fuel pressure relief procedure and disconnect the battery cable. When removing it, mark properly for later reinstallation of fuel tank so as to reinstall it correctly later. This assembly is held to the fuel tank with a cam lock ring or snap-ring depending on model type. Take off this assembly from the tank cautiously while taking care not damage its float arm if possible. If needed change rubber gasket or O-ring and also check if necessary replace fuel strainer due to damage or clogs inside that filter screen element of this part of system assembly before reassembly process begins again in step 3 above but after first removing old one using hand tool like screwdriver handle perhaps before starting disassembling stage consisting putting new manufacturer's instructions specified machine into assembly for another such product purchased year ago installing company made spare component called mount mark 1 etc which come packed tightly within cardboard box having some tape seals across topsides open end where customer opens before starting. Therefore, remove assembly of fuel pump/sending unit into tank by aligning match-marks and snap-ring or cam lock ring lastly followed by assembly of fuel tank installation.
Q: How does the fuel pump operate and what steps should be taken to test it for faults on Chevrolet Caprice?
A: The fuel pump is a sealed type actuated from the engine camshaft, utilizing a pushrod between the camshaft and the pump rocker, while 231 V6 engines have pumps driven directly from the camshaft eccentric without a pushrod. Servicing is not possible due to the sealed nature of the unit, but if a fault is suspected, a test can be performed. First, ensure there is gas in the fuel tank and disconnect the primary wire between the coil and the distributor to prevent engine firing when the starter motor is engaged for models from 1969 to 1974; for models from 1975 to 1981, disconnect the distributor wiring marked 'BAT'. Next, disconnect the fuel line from the carburetor and place its open end in a container. Finally, operate the starter motor and observe for well-defined spurts of fuel ejected from the open end of the line; if present, the pump is functioning correctly, otherwise, it should be replaced.
Q: How to disconnect and replace the fuel pump on Chevrolet Tracker?
A: Disconnect the cable from the negative terminal of the battery and relieve the fuel system pressure. For mechanical pumps in carbureted vehicles, relieve the fuel tank pressure by removing the fuel filler cap, then locate the fuel pump mounted on the right rear corner of the cylinder head. Place rags underneath the pump to catch any spilled fuel, loosen the hose clamps, and disconnect the hoses using a twisting motion while plugging them immediately to prevent leakage and dirt entry. Unscrew the fasteners retaining the pump to the cylinder head, detach the pump, and inspect the pump pushrod for wear, replacing it if necessary and coating it with clean engine oil before installation. Remove all traces of old gasket material from the mating surfaces on the cylinder head and the fuel pump if it will be reinstalled, taking care not to gouge the soft aluminum surfaces. Installation is the reverse of removal, ensuring a new gasket is used and the mounting fasteners are tightened to the specified torque. For electric pumps in fuel-injected vehicles, remove the fuel tank and unscrew the six bolts securing the fuel pump flange, then lift the assembly out of the fuel tank. Remove the pump from its bracket, disconnect the electrical connectors while noting their positions, and push the nozzle of the new pump into the coupling hose before inserting the bottom of the pump into its bracket and connecting the wires to the proper terminals. If the filter at the bottom of the pump appears dirty, replace it, and complete the installation by reversing the removal process, ensuring to replace the pump unit sealing O-ring if it shows any signs of deterioration.