| Applications Table |
| Model | Engine | Year | Description |
| BLAZER | V8 5.7L 350ci GAS FI N K | 1990 | OEM: 52455842; W/ ORIFICE TUBE; TUBE & FIN |
| BLAZER | V8 5.7L 350ci GAS FI N K | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| BLAZER | V8 6.2L 379ci DIESEL FI N C | 1990 | OEM: 52455842; W/ ORIFICE TUBE; TUBE & FIN |
| BLAZER | V8 6.2L 379ci DIESEL FI N C | 1991 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V6 4.3L 262ci GAS FI N Z | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V6 4.3L 262ci GAS FI N Z | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 5.0L 305ci GAS FI N H | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 5.0L 305ci GAS FI N H | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 5.7L 350ci GAS FI N K | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 5.7L 350ci GAS FI N K | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 6.2L 379ci DIESEL FI N C | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 6.2L 379ci DIESEL FI N C | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 7.4L 454ci GAS FI N N | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C1500 PICKUP 1/2 TON 2WD | V8 7.4L 454ci GAS FI N N | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C1500 SUBURBAN 1/2 TON 2W | V8 5.7L 350ci GAS FI N K | 1992-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V6 4.3L 262ci GAS FI N Z | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V6 4.3L 262ci GAS FI N Z | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 5.0L 305ci GAS FI N H | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 5.0L 305ci GAS FI N H | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 5.7L 350ci GAS FI N K | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 5.7L 350ci GAS FI N K | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 6.2L 379ci DIESEL FI N C | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 6.2L 379ci DIESEL FI N C | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 6.2L 379ci DIESEL FI N J | 1990 | OEM: 52455842; W/ ORIFICE FITTING; TUBE & FIN |
| C2500 PICKUP 3/4 TON 2WD | V8 6.2L 379ci DIESEL FI N J | 1991-93 | OEM: 52455842; R-12 SYSTEM; TUBE & FIN |