1995 Chevrolet Forward Control 7.4 NFACTORY OEM SERVICE PROCEDURE

General Specifications & VIN Identification

1995 MODEL COVERAGE

Model Body Engine (1) Eng. ID Fuel System Ignition System
Astro & Safari M, L 4.3L (L35) W CPI (2) Magnetic
Lumina APV, Silhouette, & Trans Sport U 3.1L (LG6) D TBI Magnetic
" " 3.8L (L27) L MFI C(3)I
Parcel/Delivery Commercial Van & Motorhome (P3, P/G3) P 4.3L (LB4) Z TBI Magnetic
" " 5.7L (LO5) K TBI Magnetic
" " 6.5L (L65) (3) F Turbo Diesel N/A
" " 7.4L (L19) N TBI Magnetic
Pickup (C1/2/3, K1/2/3) & Sierra C,K 4.3L (LB4) Z TBI (2) Magnetic
" " 5.0L (LO3) H TBI Magnetic
" " 5.7L (LO5) K TBI Magnetic
" " 6.5L (L65) (3) F Turbo Diesel N/A
" " 6.5L (L49) (4) P Diesel N/A
" " 6.5L (L56) (3) S Turbo Diesel N/A
" " 7.4L (L19) N TBI Magnetic
Suburban (C 1/2, K1/2) C,K 5.7L (LO5) K TBI (2) Magnetic
" " 6.5L (L65) (4) F Turbo Diesel N/A
" " 7.4L (L19) N TBI Magnetic
S/T Series Blazer, Jimmy Pickup, Sonoma S,T 2.2L (LN2) (5) 4 MFI Magnetic
" " 4.3L (LB4) Z TBI Magnetic
" " 4.3L (L35) W CPI (2) Magnetic
Tahoe & Yukon C,K 5.7L (LO5) K TBI Magnetic
" " 6.5L (L56) (3) F Turbo Diesel N/A
Van (10/35), Rally Van & Vandura G 4.3L (LB4) Z TBI Magnetic
" " 5.0L (LO3) H TBI Magnetic
" " 5.7L (LO5) K TBI Magnetic
" " 6.5L (L49) (4) P Diesel N/A
" " 7.4L (L19) N TBI Magnetic
(1) Engine code is stamped on engine block. Refer to ENGINE CODE LOCATIONΒ .
(2) Uses Enhance Electronic Ignition (OBD-II), utilizing a camshaft and crankshaft position sensor.
(3) Heavy Duty emissions.
(4) Light Duty emissions.
(5) 2WD only.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.