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Model Identification: Notes

MODEL IDENTIFICATION

MODEL (1) BODYCODE (2) ENGINE ENGINE ID FUEL SYSTEM IGNITION SYSTEM
Astro & Safari M, L 4.3L (L35) W CSI (3) Magnetic (4)
Blazer, Bravada, Jimmy, Pickup & Sonoma S, T 2.2L (LN2) (5) 4 SFI DIS Magnetic
Blazer, Bravada, Jimmy, Pickup & Sonoma S, T 4.3L (L35) W CSI (3) Magnetic (4)
Blazer, Bravada, Jimmy, Pickup & Sonoma S, T 4.3L (LF6) X CSI (3) Magnetic (4)
Commercial Van/ Motorhome (P42/P32) P .3L (L35) W CSI (3) Magnetic (4)
Commercial Van/ Motorhome (P42/P32) P 5.7L (L31) R CSI (3) Magnetic (4)
Commercial Van/ Motorhome (P42/P32) P 6.5L (L57) Y Diesel N/A
Commercial Van/ Motorhome (P42/P32) P 6.5L (L65) F Turbo Diesel N/A
Commercial Van/ Motorhome (P42/P32) P 7.4L (L29) J SFI Magnetic (4)
Express, G-Van & Savana G 4.3L (L35) W CSI (3) Magnetic (4)
Express, G-Van & Savana G 5.0L (L30) M CSI (3) Magnetic (4)
Express, G-Van & Savana G 5.7L (L31) R CSI (3) Magnetic (4)
Express, G-Van & Savana G 6.5L (L65) F Turbo Diesel N/A
Express, G-Van & Savana G 7.4L (L29) J SFI Magnetic (4)
Pickup & Sierra C, K 4.3L (L35) W CSI (3) Magnetic (4)
Pickup & Sierra C, K 5.0L (L30) M CSI (3) Magnetic (4)
Pickup & Sierra C, K 5.7L (L31) R CSI (3) Magnetic (4)
Pickup & Sierra C, K 6.5L (L65) F Turbo Diesel N/A
Pickup & Sierra C, K 6.5L (L56) S Turbo Diesel N/A
Pickup & Sierra C, K 7.4L (L29) J SFI Magnetic (4)
Silhouette,Trans Sport& Venture U 3.4L (LA1) E SFI DIS Magnetic
Suburban C, K 5.7L (L31) R CSI (3) Magnetic (4)
Suburban C, K 6.5L (L65) F Turbo Diesel N/A
Suburban C, K 7.4L (L29) J SFI Magnetic (4)
Tahoe & Yukon C, K 5.7L (L31) R CSI (3) Magnetic (4)
Tahoe & Yukon C, K 6.5L (L56) S Turbo Diesel N/A
Tracker J 1.6L (L01) 6 SFI Magnetic
(1) Series designation.
(2) Engine code is stamped on engine block. See ENGINE CODE LOCATION.
(3) Central Sequential Port Injection (CSI).
(4) Uses Enhanced Electronic Ignition, utilizing a camshaft and crankshaft position sensor.
(5) 2WD only.
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